Fundies. English
Segment disclosures
Company overviewCDW CORP
Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.
Revenue · Reported segment facts
208 dimension combinations 790 retained observations 6 reported periods Partial retained history
Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.
Operating Segments · Commercial Segment
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 3965400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 7534800000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 3569400000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 3631300000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 6886600000 | USD | 20260805 | Open filing evidence |
Operating Segments · Corporate Segment Private Sector Business
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 9442400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2255400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7072900000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2581500000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4817500000 | USD | 20250806 | Open filing evidence |
Operating Segments · Education Segment
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 933100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1608100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 675000000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 926600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1585100000 | USD | 20260805 | Open filing evidence |
Operating Segments · Government Segment
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 848000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1480900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 632900000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 746600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1351500000 | USD | 20260805 | Open filing evidence |
Operating Segments · Public Segment Government Agencies Educationand Healthcare
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 8535200000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2349800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 6519600000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2291700000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4169800000 | USD | 20250806 | Open filing evidence |
Operating Segments · Small Business
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1726700000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 433800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1269700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 431300000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 835900000 | USD | 20250806 | Open filing evidence |
Operating Segments · All Other Segments
Consolidation Items · Statement Business Segments
Source dimensions
srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 825700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1628200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 802500000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 2719800000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 698400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2050900000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 672100000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1352500000 | USD | 20260805 | Open filing evidence |
Other Products And Services · Commercial Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 26400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 51100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 24700000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 21300000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 42300000 | USD | 20260805 | Open filing evidence |
Other Products And Services · Corporate Segment Private Sector Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 62200000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 15900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 47100000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 15700000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 31200000 | USD | 20250806 | Open filing evidence |
Other Products And Services · Education Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 400000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 1800000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 3300000 | USD | 20260805 | Open filing evidence |
Other Products And Services · Government Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 1300000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 2200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 900000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 1600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 3300000 | USD | 20260805 | Open filing evidence |
Other Products And Services · Public Segment Government Agencies Educationand Healthcare
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 18700000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 5400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 14200000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 4400000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 8800000 | USD | 20250806 | Open filing evidence |
Other Products And Services · Small Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 18300000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 4800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 13700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 4600000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 8900000 | USD | 20250806 | Open filing evidence |
Other Products And Services · All Other Segments
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 3900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 7400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 3500000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 15600000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 3600000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 11100000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 4500000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 7500000 | USD | 20260805 | Open filing evidence |
Services · Commercial Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 316200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 623400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 307200000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 311400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 611300000 | USD | 20260805 | Open filing evidence |
Services · Corporate Segment Private Sector Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 923900000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 224900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 689500000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 239300000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 464600000 | USD | 20250806 | Open filing evidence |
Services · Education Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 46700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 86000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 39300000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 40800000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 78400000 | USD | 20260805 | Open filing evidence |
Services · Government Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 79900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 133000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 53100000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 81600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 145900000 | USD | 20260805 | Open filing evidence |
Services · Public Segment Government Agencies Educationand Healthcare
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 697400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 195100000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 522700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 171800000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 327600000 | USD | 20250806 | Open filing evidence |
Services · Small Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 91000000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 22400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 65800000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 22700000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 43400000 | USD | 20250806 | Open filing evidence |
Services · All Other Segments
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:ServicesMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 77900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 158800000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 80900000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 323400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 83200000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 242100000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 81400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 158900000 | USD | 20260805 | Open filing evidence |
Software Products · Commercial Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 719100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1459000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 739900000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 651800000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1303700000 | USD | 20260805 | Open filing evidence |
Software Products · Corporate Segment Private Sector Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 2053700000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 492800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1460700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 486600000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 967900000 | USD | 20250806 | Open filing evidence |
Software Products · Education Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 90900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 151100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 60200000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 70800000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 126400000 | USD | 20260805 | Open filing evidence |
Software Products · Government Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 187400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 335700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 148300000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 158200000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 304200000 | USD | 20260805 | Open filing evidence |
Software Products · Public Segment Government Agencies Educationand Healthcare
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1483100000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 435100000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1079500000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 333700000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 644400000 | USD | 20250806 | Open filing evidence |
Software Products · Small Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 275400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 73800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 195800000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 60500000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 122000000 | USD | 20250806 | Open filing evidence |
Software Products · All Other Segments
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:SoftwareProductsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 116900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 223400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 106500000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 390800000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 91900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 296100000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 109400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 204200000 | USD | 20260805 | Open filing evidence |
Total Hardware · Commercial Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 2903700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 5401300000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 2497600000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2646800000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4929300000 | USD | 20260805 | Open filing evidence |
Total Hardware · Corporate Segment Private Sector Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 6402600000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1521800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 4875600000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 1839900000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 3353800000 | USD | 20250806 | Open filing evidence |
Total Hardware · Education Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 794900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1370000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 575100000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 813200000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1377000000 | USD | 20260805 | Open filing evidence |
Total Hardware · Government Segment
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 579400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1010000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 430600000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 505200000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 898100000 | USD | 20260805 | Open filing evidence |
Total Hardware · Public Segment Government Agencies Educationand Healthcare
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 6336000000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1714200000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 4903200000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 1781800000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 3189000000 | USD | 20250806 | Open filing evidence |
Total Hardware · Small Business
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1342000000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 332800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 994400000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 343500000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 661600000 | USD | 20250806 | Open filing evidence |
Total Hardware · All Other Segments
Product Or Service · Statement Business Segments
Source dimensions
srt:ProductOrServiceAxis=cdw:TotalHardwareMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 627000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1238600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 611600000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 1990000000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 519700000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1501600000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 476800000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 981900000 | USD | 20260805 | Open filing evidence |
US · Commercial Segment
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 3942600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 7488300000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 3545700000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 3600400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 6825300000 | USD | 20260805 | Open filing evidence |
US · Corporate Segment Private Sector Business
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 9371700000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2243000000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7014700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2560000000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4771700000 | USD | 20250806 | Open filing evidence |
US · Education Segment
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 933100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1608000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 674900000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 926200000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1584500000 | USD | 20260805 | Open filing evidence |
US · Government Segment
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 848000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1480800000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 632800000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 746600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1349300000 | USD | 20260805 | Open filing evidence |
US · Public Segment Government Agencies Educationand Healthcare
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 8524800000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2346800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 6511700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2289700000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4164900000 | USD | 20250806 | Open filing evidence |
US · Small Business
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1699900000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 427800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1250300000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 423500000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 822500000 | USD | 20250806 | Open filing evidence |
US · All Other Segments
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=country:US;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 9100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 16600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 7500000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 24800000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 5600000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 16700000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 5400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 11100000 | USD | 20260805 | Open filing evidence |
Non Us · Commercial Segment
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 22800000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 46500000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 23700000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 30900000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 61300000 | USD | 20260805 | Open filing evidence |
Non Us · Corporate Segment Private Sector Business
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 70700000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 12400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 58200000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 21500000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 45800000 | USD | 20250806 | Open filing evidence |
Non Us · Education Segment
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 100000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 600000 | USD | 20260805 | Open filing evidence |
Non Us · Government Segment
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 100000 | USD | 20260506 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 2200000 | USD | 20260805 | Open filing evidence |
Non Us · Public Segment Government Agencies Educationand Healthcare
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 10400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 3000000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7900000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2000000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4900000 | USD | 20250806 | Open filing evidence |
Non Us · Small Business
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 26800000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 6000000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 19400000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 7800000 | USD | 20250806 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 13400000 | USD | 20250806 | Open filing evidence |
Non Us · All Other Segments
Statement Geographical · Statement Business Segments
Source dimensions
srt:StatementGeographicalAxis=us-gaap:NonUsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 816600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1611600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 795000000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 2695000000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 692800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2034200000 | USD | 20251104 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 666700000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1341400000 | USD | 20260805 | Open filing evidence |
Sales Channel Corporate · Commercial Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 2618100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 4992400000 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 2364400000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 4554400000 | USD | 20260805 | Open filing evidence |
Sales Channel Corporate · Education Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Corporate · Government Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Corporate · All Other Segments
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Education · Commercial Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Education · Education Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 933100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1608100000 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 926600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 1585100000 | USD | 20260805 | Open filing evidence |
Sales Channel Education · Government Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Education · All Other Segments
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Financial Services · Commercial Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 487100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 915500000 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 478600000 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 812700000 | USD | 20260805 | Open filing evidence |
Sales Channel Financial Services · Education Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Financial Services · Government Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Financial Services · All Other Segments
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-04-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2025-01-01 – 2025-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Government · Commercial Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Government · Education Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Government · Government Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 848000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1480900000 | USD | 20260805 | Open filing evidence |
Sales Channel Government · All Other Segments
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Healthcare · Commercial Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 860200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1626900000 | USD | 20260805 | Open filing evidence |
Sales Channel Healthcare · Education Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Healthcare · Government Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Healthcare · All Other Segments
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Other · Commercial Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Other · Education Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Other · Government Segment
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 0 | USD | 20260805 | Open filing evidence |
Sales Channel Other · All Other Segments
Contract With Customer Sales Channel · Statement Business Segments
Source dimensions
us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-04-01 – 2026-06-30 | 825700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1628200000 | USD | 20260805 | Open filing evidence |
Commercial Segment
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 3979400000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 11514200000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 3965400000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 7534800000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 3569400000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 3294600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 10181200000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Operating Segments
Statement Business Segments · Consolidation Items
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 3979400000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 11514200000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 3294600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 10181200000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Other Products And Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 25200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 76300000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 22000000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 64300000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:ProductOrServiceAxis=cdw:ServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 311900000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 935300000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 308600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 919900000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Software Products
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:ProductOrServiceAxis=cdw:SoftwareProductsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 769000000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2228000000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 680600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1984300000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Total Hardware
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:ProductOrServiceAxis=cdw:TotalHardwareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 2873300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 8274600000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2283400000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7212700000 | USD | 20261104 | Open filing evidence |
Commercial Segment · US
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:StatementGeographicalAxis=country:US| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 3952600000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 11440900000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 3274800000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 10100100000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Non Us
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;srt:StatementGeographicalAxis=us-gaap:NonUsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 26800000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 73300000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 19800000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 81100000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 2606300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 7598700000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 2374300000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2231400000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 6785800000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Commercial Segment · Sales Channel Financial Services
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 571500000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 1487000000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 428400000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 330000000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1142700000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Commercial Segment · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 801600000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2428500000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 766700000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 733200000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2252700000 | USD | 20261104 | Open filing evidence |
Commercial Segment · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Commercial Segment · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 297100000 | USD | 20260506 | Open filing evidence |
Commercial Segment · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 3032800000 | USD | 20260506 | Open filing evidence |
Commercial Segment · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 239500000 | USD | 20260506 | Open filing evidence |
Corporate Segment Private Sector Business
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 9442400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2255400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7072900000 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Customer Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 9442400000 | USD | 20260220 | Open filing evidence |
Corporate Segment Private Sector Business · Customer Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Corporate Segment Private Sector Business · Customer Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Corporate Segment Private Sector Business · Customer Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Corporate Segment Private Sector Business · Customer Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Corporate Segment Private Sector Business · Customer Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Corporate Segment Private Sector Business · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 2255400000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 7072900000 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Sales Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 840600000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 198900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 616300000 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 7893300000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1884200000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 5928400000 | USD | 20251104 | Open filing evidence |
Corporate Segment Private Sector Business · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:CorporateSegmentPrivateSectorBusinessMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 708500000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 172300000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 528200000 | USD | 20251104 | Open filing evidence |
Education Segment
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 982200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2590300000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 933100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1608100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 675000000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 913500000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2498600000 | USD | 20261104 | Open filing evidence |
Education Segment · Operating Segments
Statement Business Segments · Consolidation Items
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 982200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2590300000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 913500000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2498600000 | USD | 20261104 | Open filing evidence |
Education Segment · Other Products And Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 900000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 1900000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2000000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 5300000 | USD | 20261104 | Open filing evidence |
Education Segment · Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:ProductOrServiceAxis=cdw:ServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 57000000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 143000000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 44600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 123000000 | USD | 20261104 | Open filing evidence |
Education Segment · Software Products
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:ProductOrServiceAxis=cdw:SoftwareProductsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 141700000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 292800000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 166100000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 292500000 | USD | 20261104 | Open filing evidence |
Education Segment · Total Hardware
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:ProductOrServiceAxis=cdw:TotalHardwareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 782600000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2152600000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 700800000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2077800000 | USD | 20261104 | Open filing evidence |
Education Segment · US
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:StatementGeographicalAxis=country:US| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 982200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2590200000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 912500000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2497000000 | USD | 20261104 | Open filing evidence |
Education Segment · Non Us
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;srt:StatementGeographicalAxis=us-gaap:NonUsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 100000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 1000000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1600000 | USD | 20261104 | Open filing evidence |
Education Segment · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Education Segment · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 982200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2590300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 675000000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 913500000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2498600000 | USD | 20261104 | Open filing evidence |
Education Segment · Sales Channel Financial Services
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Education Segment · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Education Segment · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Education Segment · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Education Segment · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 29800000 | USD | 20260506 | Open filing evidence |
Education Segment · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 618700000 | USD | 20260506 | Open filing evidence |
Education Segment · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 26500000 | USD | 20260506 | Open filing evidence |
Government Segment
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 912800000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2393700000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 848000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1480900000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 632900000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 830900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2182400000 | USD | 20261104 | Open filing evidence |
Government Segment · Operating Segments
Statement Business Segments · Consolidation Items
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 912800000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2393700000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 830900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2182400000 | USD | 20261104 | Open filing evidence |
Government Segment · Other Products And Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 1300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 3500000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2100000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 5400000 | USD | 20261104 | Open filing evidence |
Government Segment · Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:ProductOrServiceAxis=cdw:ServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 80700000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 213700000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 89200000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 235100000 | USD | 20261104 | Open filing evidence |
Government Segment · Software Products
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:ProductOrServiceAxis=cdw:SoftwareProductsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 224400000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 560100000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 155000000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 459200000 | USD | 20261104 | Open filing evidence |
Government Segment · Total Hardware
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:ProductOrServiceAxis=cdw:TotalHardwareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 606400000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 1616400000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 584600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1482700000 | USD | 20261104 | Open filing evidence |
Government Segment · US
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:StatementGeographicalAxis=country:US| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 912800000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2393600000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 830300000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2179600000 | USD | 20261104 | Open filing evidence |
Government Segment · Non Us
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;srt:StatementGeographicalAxis=us-gaap:NonUsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 100000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2800000 | USD | 20261104 | Open filing evidence |
Government Segment · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Government Segment · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Government Segment · Sales Channel Financial Services
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Government Segment · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 912800000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2393700000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 632900000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 830900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2182400000 | USD | 20261104 | Open filing evidence |
Government Segment · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Government Segment · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
Government Segment · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 44500000 | USD | 20260506 | Open filing evidence |
Government Segment · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 541400000 | USD | 20260506 | Open filing evidence |
Government Segment · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 47000000 | USD | 20260506 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 8535200000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2349800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 6519600000 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Customer Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Customer Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 3109600000 | USD | 20260220 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Customer Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 2589500000 | USD | 20260220 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Customer Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 2836100000 | USD | 20260220 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Customer Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Customer Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 911200000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2470300000 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 744700000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1939000000 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 693900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2110300000 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Sales Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 559900000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 170900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 417000000 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 7422100000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2022100000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 5689300000 | USD | 20251104 | Open filing evidence |
Public Segment Government Agencies Educationand Healthcare · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:PublicSegmentGovernmentAgenciesEducationandHealthcareMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 553200000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 156800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 413300000 | USD | 20251104 | Open filing evidence |
Small Business
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1726700000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 433800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1269700000 | USD | 20251104 | Open filing evidence |
Small Business · Customer Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Small Business · Customer Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Small Business · Customer Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Small Business · Customer Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Small Business · Customer Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
Small Business · Customer Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1726700000 | USD | 20260220 | Open filing evidence |
Small Business · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Small Business · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Small Business · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Small Business · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Small Business · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
Small Business · Sales Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 433800000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1269700000 | USD | 20251104 | Open filing evidence |
Small Business · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 166300000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 44600000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 116100000 | USD | 20251104 | Open filing evidence |
Small Business · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 1495100000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 373600000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1106500000 | USD | 20251104 | Open filing evidence |
Small Business · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=cdw:SmallBusinessMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 65300000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 15600000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 47100000 | USD | 20251104 | Open filing evidence |
All Other Segments
Statement Business Segments
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 880100000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2508300000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 825700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1628200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 802500000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 2719800000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 698400000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2050900000 | USD | 20261104 | Open filing evidence |
All Other Segments · Operating Segments
Statement Business Segments · Consolidation Items
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 880100000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2508300000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 698400000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2050900000 | USD | 20261104 | Open filing evidence |
All Other Segments · Other Products And Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=cdw:OtherProductsAndServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 5100000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 12500000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 3600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 11100000 | USD | 20261104 | Open filing evidence |
All Other Segments · Services
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=cdw:ServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 76500000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 235300000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 83200000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 242100000 | USD | 20261104 | Open filing evidence |
All Other Segments · Software Products
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=cdw:SoftwareProductsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 115300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 338700000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 91900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 296100000 | USD | 20261104 | Open filing evidence |
All Other Segments · Total Hardware
Statement Business Segments · Product Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:ProductOrServiceAxis=cdw:TotalHardwareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 683200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 1921800000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 519700000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1501600000 | USD | 20261104 | Open filing evidence |
All Other Segments · US
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=country:US| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 19200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 35800000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 5600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 16700000 | USD | 20261104 | Open filing evidence |
All Other Segments · Non Us
Statement Business Segments · Statement Geographical
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;srt:StatementGeographicalAxis=us-gaap:NonUsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 860900000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2472500000 | USD | 20261104 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 692800000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2034200000 | USD | 20261104 | Open filing evidence |
All Other Segments · Customer Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
All Other Segments · Customer Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
All Other Segments · Customer Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
All Other Segments · Customer Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
All Other Segments · Customer Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 2719800000 | USD | 20260220 | Open filing evidence |
All Other Segments · Customer Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:CustomerChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-01-01 – 2025-12-31 | 0 | USD | 20260220 | Open filing evidence |
All Other Segments · Sales Channel Corporate
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelCorporateMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
All Other Segments · Sales Channel Education
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelEducationMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
All Other Segments · Sales Channel Financial Services
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelFinancialServicesMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
All Other Segments · Sales Channel Government
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelGovernmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
All Other Segments · Sales Channel Healthcare
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelHealthcareMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 0 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20261104 | Open filing evidence |
All Other Segments · Sales Channel Other
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelOtherMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 880100000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2508300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-03-31 | 802500000 | USD | 20260506 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 698400000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2050900000 | USD | 20261104 | Open filing evidence |
All Other Segments · Sales Channel Small Business
Statement Business Segments · Contract With Customer Sales Channel
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:ContractWithCustomerSalesChannelAxis=cdw:SalesChannelSmallBusinessMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2025-07-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 0 | USD | 20251104 | Open filing evidence |
All Other Segments · Transferred At Point In Time Agent
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 39300000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 156400000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 37900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 121500000 | USD | 20251104 | Open filing evidence |
All Other Segments · Transferred At Point In Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 693500000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 2286100000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 587600000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1722300000 | USD | 20251104 | Open filing evidence |
All Other Segments · Transferred Over Time Principal
Statement Business Segments · Timing Of Transfer Of Good Or Service
Source dimensions
us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember;us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-01-01 – 2026-03-31 | 69700000 | USD | 20260506 | Open filing evidence |
| 2025-01-01 – 2025-12-31 | 277300000 | USD | 20260220 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 72900000 | USD | 20251104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 207100000 | USD | 20251104 | Open filing evidence |
Transferred At Point In Time Agent · Commercial Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 337900000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 959700000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 324700000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 621800000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 284900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 860300000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Agent · Education Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 72300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 147400000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 45300000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 75100000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 62300000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 127100000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Agent · Government Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 69600000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 173100000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 59000000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 103500000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 67200000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 162000000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Agent · All Other Segments
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimeAgentMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 49900000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 134400000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 45200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 84500000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 37900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 121500000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Principal · Commercial Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 3385400000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 9819800000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 3401600000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 6434400000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 2775800000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 8624000000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Principal · Education Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 871800000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2349000000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 858500000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1477200000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 821000000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 2285500000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Principal · Government Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 777300000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2042200000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 723500000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1264900000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 683100000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1814700000 | USD | 20261104 | Open filing evidence |
Transferred At Point In Time Principal · All Other Segments
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredAtPointInTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 766200000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 2175000000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 715300000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 1408800000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 587600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 1722300000 | USD | 20261104 | Open filing evidence |
Transferred Over Time Principal · Commercial Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=cdw:CommercialSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 256100000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 734700000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 239100000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 478600000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 233900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 696900000 | USD | 20261104 | Open filing evidence |
Transferred Over Time Principal · Education Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=cdw:EducationSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 38100000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 93900000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 29300000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 55800000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 30200000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 86000000 | USD | 20261104 | Open filing evidence |
Transferred Over Time Principal · Government Segment
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=cdw:GovernmentSegmentMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 65900000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 178400000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 65500000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 112500000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 80600000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 205700000 | USD | 20261104 | Open filing evidence |
Transferred Over Time Principal · All Other Segments
Timing Of Transfer Of Good Or Service · Statement Business Segments
Source dimensions
us-gaap:TimingOfTransferOfGoodOrServiceAxis=cdw:TransferredOverTimePrincipalMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:AllOtherSegmentsMember| Period | Value | Unit | Filed | Evidence |
|---|---|---|---|---|
| 2026-07-01 – 2026-09-30 | 64000000 | USD | 20261104 | Open filing evidence |
| 2026-01-01 – 2026-09-30 | 198900000 | USD | 20261104 | Open filing evidence |
| 2026-04-01 – 2026-06-30 | 65200000 | USD | 20260805 | Open filing evidence |
| 2026-01-01 – 2026-06-30 | 134900000 | USD | 20260805 | Open filing evidence |
| 2025-07-01 – 2025-09-30 | 72900000 | USD | 20261104 | Open filing evidence |
| 2025-01-01 – 2025-09-30 | 207100000 | USD | 20261104 | Open filing evidence |