Fundies.
English

Segment disclosures

Company overview

Walgreens Boots Alliance, Inc.

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

85 dimension combinations 735 retained observations 36 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.

Intersegment Elimination · Pharmaceutical Wholesale

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2017-09-01 – 2018-08-312142000000 USD20181011Open filing evidence
2016-09-01 – 2017-08-312089000000 USD20181011Open filing evidence
2015-09-01 – 2016-08-312278000000 USD20181011Open filing evidence

Intersegment Elimination · Retail Pharmacy International

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2017-09-01 – 2018-08-310 USD20181011Open filing evidence
2016-09-01 – 2017-08-310 USD20181011Open filing evidence
2015-09-01 – 2016-08-310 USD20181011Open filing evidence

Intersegment Elimination · Retail Pharmacy USA

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2017-09-01 – 2018-08-310 USD20181011Open filing evidence
2016-09-01 – 2017-08-310 USD20181011Open filing evidence
2015-09-01 – 2016-08-310 USD20181011Open filing evidence

Operating Segments · Retail · International Reportable Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-311976000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-316274000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-282182000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-284298000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-302117000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-317887000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-311839000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-315928000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-292158000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-294090000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-301932000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-317324000000 USD20241015Open filing evidence
2021-09-01 – 2022-08-316924000000 USD20241015Open filing evidence

Operating Segments · Retail · Retail Pharmacy International

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2018-09-01 – 2019-08-317382000000 USD20191028Open filing evidence
2019-03-01 – 2019-05-311730000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-315662000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-282072000000 USD20190402Open filing evidence
2018-09-01 – 2019-02-283933000000 USD20190402Open filing evidence
2018-09-01 – 2018-11-301862000000 USD20181220Open filing evidence
2017-09-01 – 2018-08-317921000000 USD20191028Open filing evidence
2018-03-01 – 2018-05-311884000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-316079000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-282222000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-284198000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-301979000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-317633000000 USD20191028Open filing evidence

Operating Segments · Retail · Retail Pharmacy USA

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2018-09-01 – 2019-08-3127340000000 USD20191028Open filing evidence
2019-03-01 – 2019-05-316928000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-3120867000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-287366000000 USD20190402Open filing evidence
2018-09-01 – 2019-02-2813940000000 USD20190402Open filing evidence
2018-09-01 – 2018-11-306574000000 USD20181220Open filing evidence
2017-09-01 – 2018-08-3127337000000 USD20191028Open filing evidence
2018-03-01 – 2018-05-317127000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-3120626000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-287270000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-2813480000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-306207000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-3126695000000 USD20191028Open filing evidence

Operating Segments · Retail · United States Retail Pharmacy Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-316334000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-3119437000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-286948000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-2813103000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-306155000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-3126911000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-316691000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-3120604000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-297353000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-2913913000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-306560000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-3128195000000 USD20241015Open filing evidence
2022-12-01 – 2023-02-287703000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-2814689000000 USD20240328Open filing evidence
2021-09-01 – 2022-08-3128643000000 USD20241015Open filing evidence

Operating Segments · Pharmaceutical Wholesale · International Reportable Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmaceuticalWholesaleMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-313283000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-319721000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-283041000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-286438000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-303397000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-3112067000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-313014000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-318955000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-292966000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-295940000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-302974000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-3111211000000 USD20241015Open filing evidence
2021-09-01 – 2022-08-3111178000000 USD20241015Open filing evidence

Operating Segments · Pharmacy · International Reportable Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-31913000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-312662000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-28837000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-281749000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-30912000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-313598000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-31874000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-312698000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-29898000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-291824000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-30926000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-313664000000 USD20241015Open filing evidence
2021-09-01 – 2022-08-313727000000 USD20241015Open filing evidence
2021-09-01 – 2021-11-301017000000 USD20220106Open filing evidence
2020-09-01 – 2021-08-313808000000 USD20231012Open filing evidence
2020-09-01 – 2020-11-30895000000 USD20220106Open filing evidence

Operating Segments · Pharmacy · Retail Pharmacy International

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2019-12-01 – 2020-02-291025000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-292026000000 USD20200402Open filing evidence
2018-09-01 – 2019-08-314080000000 USD20191028Open filing evidence
2019-03-01 – 2019-05-311047000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-313096000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-281010000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-282049000000 USD20200402Open filing evidence
2018-09-01 – 2018-11-301039000000 USD20181220Open filing evidence
2017-09-01 – 2018-08-314360000000 USD20191028Open filing evidence
2018-03-01 – 2018-05-311111000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-313316000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-281095000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-282202000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-301104000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-314180000000 USD20191028Open filing evidence

Operating Segments · Pharmacy · Retail Pharmacy USA

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2019-12-01 – 2020-02-2919901000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-2939606000000 USD20200402Open filing evidence
2018-09-01 – 2019-08-3177192000000 USD20191028Open filing evidence
2019-03-01 – 2019-05-3119585000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-3157624000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-2818892000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-2838039000000 USD20200402Open filing evidence
2018-09-01 – 2018-11-3019147000000 USD20181220Open filing evidence
2017-09-01 – 2018-08-3171055000000 USD20191028Open filing evidence
2018-03-01 – 2018-05-3118790000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-3152258000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-2817208000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-2833487000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-3016282000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-3160608000000 USD20191028Open filing evidence

Operating Segments · Pharmacy · United States Reportable Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember
PeriodValueUnitFiledEvidence
2021-09-01 – 2021-11-3021105000000 USD20220106Open filing evidence
2020-09-01 – 2020-11-3020869000000 USD20220106Open filing evidence

Operating Segments · Pharmacy · United States Retail Pharmacy Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-3124381000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-3172524000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-2823432000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-2848143000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-3024711000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-3188867000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-3121812000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-3165704000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-2921508000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-2943892000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-3022384000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-3182118000000 USD20241015Open filing evidence
2021-09-01 – 2022-08-3180434000000 USD20241015Open filing evidence

Operating Segments · International Reportable Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-316172000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-3118657000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-286060000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-2812485000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-306425000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-3123552000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-315727000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-3117581000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-296022000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-2911854000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-305832000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-3122198000000 USD20241015Open filing evidence
2022-09-01 – 2022-11-305189000000 USD20240104Open filing evidence
2021-09-01 – 2022-08-3121830000000 USD20241015Open filing evidence
2022-03-01 – 2022-05-315305000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-3116686000000 USD20220630Open filing evidence
2021-09-01 – 2021-11-305818000000 USD20220106Open filing evidence
2020-09-01 – 2021-08-3120505000000 USD20231012Open filing evidence
2021-03-01 – 2021-05-315288000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-3114998000000 USD20220630Open filing evidence
2020-09-01 – 2020-11-304285000000 USD20220106Open filing evidence
2019-09-01 – 2020-08-3114281000000 USD20211014Open filing evidence
2018-09-01 – 2019-08-3115542000000 USD20211014Open filing evidence

Operating Segments · International Reportable Segment · Retail

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2022-09-01 – 2023-08-317324000000 USD20231012Open filing evidence
2021-09-01 – 2022-08-316924000000 USD20231012Open filing evidence
2020-09-01 – 2021-08-316225000000 USD20231012Open filing evidence
2019-09-01 – 2020-08-315902000000 USD20211014Open filing evidence
2018-09-01 – 2019-08-317177000000 USD20211014Open filing evidence

Operating Segments · International Reportable Segment · Pharmaceutical Wholesale

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ProductOrServiceAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2021-09-01 – 2021-11-303005000000 USD20220106Open filing evidence
2020-09-01 – 2021-08-3110472000000 USD20211014Open filing evidence
2020-09-01 – 2020-11-301868000000 USD20220106Open filing evidence
2019-09-01 – 2020-08-314876000000 USD20211014Open filing evidence
2018-09-01 – 2019-08-314713000000 USD20211014Open filing evidence

Operating Segments · International Reportable Segment · Pharmacy

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ProductOrServiceAxis=wba:PharmacyMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2021-08-313808000000 USD20211014Open filing evidence
2019-09-01 – 2020-08-313503000000 USD20211014Open filing evidence
2018-09-01 – 2019-08-313653000000 USD20211014Open filing evidence

Operating Segments · Pharmaceutical Wholesale

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2019-12-01 – 2020-02-296066000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-2912072000000 USD20200402Open filing evidence
2018-09-01 – 2019-08-3123053000000 USD20191028Open filing evidence
2019-03-01 – 2019-05-315865000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-3117311000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-285738000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-2811446000000 USD20200402Open filing evidence
2018-09-01 – 2018-11-305708000000 USD20181220Open filing evidence
2017-09-01 – 2018-08-3123006000000 USD20191028Open filing evidence
2018-03-01 – 2018-05-315965000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-3117438000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-285755000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-2811473000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-305718000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-3121188000000 USD20191028Open filing evidence
2015-09-01 – 2016-08-3122571000000 USD20181011Open filing evidence

Operating Segments · Retail Pharmacy International

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2019-12-01 – 2020-02-293056000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-295801000000 USD20200402Open filing evidence
2019-09-01 – 2019-11-302745000000 USD20200108Open filing evidence
2018-09-01 – 2019-08-3111462000000 USD20191028Open filing evidence
2019-03-01 – 2019-05-312776000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-318759000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-283082000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-285982000000 USD20200402Open filing evidence
2018-09-01 – 2018-11-302901000000 USD20200108Open filing evidence
2017-09-01 – 2018-08-3112281000000 USD20191028Open filing evidence
2018-03-01 – 2018-05-312995000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-319395000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-283317000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-286400000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-303083000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-3111813000000 USD20191028Open filing evidence
2015-09-01 – 2016-08-3113256000000 USD20181011Open filing evidence

Operating Segments · Retail Pharmacy International · Retail

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2019-12-01 – 2020-02-292031000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-293775000000 USD20200402Open filing evidence
2018-12-01 – 2019-02-282072000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-283933000000 USD20200402Open filing evidence

Operating Segments · Retail Pharmacy USA

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2020-08-31107701000000 USD20201015Open filing evidence
2019-12-01 – 2020-02-2927245000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-2953377000000 USD20200402Open filing evidence
2018-09-01 – 2019-08-31104532000000 USD20201015Open filing evidence
2019-03-01 – 2019-05-3126513000000 USD20190627Open filing evidence
2018-09-01 – 2019-05-3178491000000 USD20190627Open filing evidence
2018-12-01 – 2019-02-2826257000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-2851979000000 USD20200402Open filing evidence
2018-09-01 – 2018-11-3025721000000 USD20181220Open filing evidence
2017-09-01 – 2018-08-3198392000000 USD20201015Open filing evidence
2018-03-01 – 2018-05-3125917000000 USD20190627Open filing evidence
2017-09-01 – 2018-05-3172884000000 USD20190627Open filing evidence
2017-12-01 – 2018-02-2824478000000 USD20190402Open filing evidence
2017-09-01 – 2018-02-2846967000000 USD20190402Open filing evidence
2017-09-01 – 2017-11-3022489000000 USD20181220Open filing evidence
2016-09-01 – 2017-08-3187302000000 USD20191028Open filing evidence
2015-09-01 – 2016-08-3183802000000 USD20181011Open filing evidence

Operating Segments · Retail Pharmacy USA · Retail

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2019-12-01 – 2020-02-297344000000 USD20200402Open filing evidence
2019-09-01 – 2020-02-2913772000000 USD20200402Open filing evidence
2018-12-01 – 2019-02-287366000000 USD20200402Open filing evidence
2018-09-01 – 2019-02-2813940000000 USD20200402Open filing evidence

Operating Segments · United States Reportable Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember
PeriodValueUnitFiledEvidence
2022-09-01 – 2022-11-3027204000000 USD20230105Open filing evidence
2022-03-01 – 2022-05-3126695000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-3182394000000 USD20220630Open filing evidence
2021-09-01 – 2021-11-3028032000000 USD20230105Open filing evidence
2021-03-01 – 2021-05-3128743000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-3183250000000 USD20220630Open filing evidence
2020-09-01 – 2020-11-3027163000000 USD20220106Open filing evidence
2020-03-01 – 2020-05-3127357000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-3180734000000 USD20210701Open filing evidence

Operating Segments · United States Reportable Segment · Pharmacy

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ProductOrServiceAxis=wba:PharmacyMember
PeriodValueUnitFiledEvidence
2021-03-01 – 2021-05-3121770000000 USD20210701Open filing evidence
2020-09-01 – 2021-05-3163133000000 USD20210701Open filing evidence
2020-03-01 – 2020-05-3120478000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-3160084000000 USD20210701Open filing evidence

Operating Segments · United States Retail Pharmacy Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-3130715000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-3191961000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-2830380000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-2861246000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-3030866000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-31115778000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-3128503000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-3186308000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-2928861000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-2957805000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-3028944000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-31110314000000 USD20241015Open filing evidence
2022-12-01 – 2023-02-2827577000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-2854781000000 USD20240328Open filing evidence
2021-09-01 – 2022-08-31109078000000 USD20241015Open filing evidence
2020-09-01 – 2021-08-31112005000000 USD20231012Open filing evidence

Operating Segments · United States Retail Pharmacy Segment · Retail

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2022-09-01 – 2023-08-3128195000000 USD20231012Open filing evidence
2021-09-01 – 2022-08-3128643000000 USD20231012Open filing evidence
2020-09-01 – 2021-08-3127113000000 USD20231012Open filing evidence

Operating Segments · United States Retail Pharmacy Segment · Pharmacy

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ProductOrServiceAxis=wba:PharmacyMember
PeriodValueUnitFiledEvidence
2023-12-01 – 2024-02-2921508000000 USD20240328Open filing evidence
2023-09-01 – 2024-02-2943892000000 USD20240328Open filing evidence
2022-09-01 – 2023-08-3182118000000 USD20231012Open filing evidence
2022-12-01 – 2023-02-2819874000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-2840092000000 USD20240328Open filing evidence
2021-09-01 – 2022-08-3180434000000 USD20231012Open filing evidence
2020-09-01 – 2021-08-3184892000000 USD20231012Open filing evidence

Operating Segments · US Healthcare

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:USHealthcareMember
PeriodValueUnitFiledEvidence
2025-03-01 – 2025-05-312102000000 USD20250626Open filing evidence
2024-09-01 – 2025-05-316427000000 USD20250626Open filing evidence
2024-12-01 – 2025-02-282152000000 USD20250408Open filing evidence
2024-09-01 – 2025-02-284325000000 USD20250408Open filing evidence
2024-09-01 – 2024-11-302172000000 USD20250110Open filing evidence
2023-09-01 – 2024-08-318345000000 USD20241015Open filing evidence
2024-03-01 – 2024-05-312125000000 USD20250626Open filing evidence
2023-09-01 – 2024-05-316232000000 USD20250626Open filing evidence
2023-12-01 – 2024-02-292176000000 USD20250408Open filing evidence
2023-09-01 – 2024-02-294107000000 USD20250408Open filing evidence
2023-09-01 – 2023-11-301931000000 USD20250110Open filing evidence
2022-09-01 – 2023-08-316570000000 USD20241015Open filing evidence
2022-09-01 – 2022-11-30989000000 USD20240104Open filing evidence
2021-09-01 – 2022-08-311795000000 USD20241015Open filing evidence
2020-09-01 – 2021-08-310 USD20231012Open filing evidence

Operating Segments · Walgreens Health

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:WalgreensHealthMember
PeriodValueUnitFiledEvidence
2022-03-01 – 2022-05-31596000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-311173000000 USD20220630Open filing evidence
2021-09-01 – 2021-11-3051000000 USD20220106Open filing evidence
2021-03-01 – 2021-05-310 USD20220630Open filing evidence
2020-09-01 – 2021-05-310 USD20220630Open filing evidence
2020-09-01 – 2020-11-300 USD20220106Open filing evidence

Retail · Operating Segments · International Reportable Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2023-09-01 – 2023-11-301932000000 USD20240104Open filing evidence
2022-09-01 – 2022-11-301650000000 USD20240104Open filing evidence
2022-03-01 – 2022-05-311618000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-315294000000 USD20220630Open filing evidence
2021-09-01 – 2021-11-301796000000 USD20220106Open filing evidence
2021-03-01 – 2021-05-311455000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-314618000000 USD20220630Open filing evidence
2020-09-01 – 2020-11-301522000000 USD20220106Open filing evidence

Retail · Operating Segments · Retail Pharmacy International

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2019-11-301744000000 USD20200108Open filing evidence
2018-09-01 – 2018-11-301862000000 USD20200108Open filing evidence

Retail · Operating Segments · Retail Pharmacy USA

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2020-08-3127220000000 USD20201015Open filing evidence
2018-09-01 – 2019-08-3127340000000 USD20201015Open filing evidence
2017-09-01 – 2018-08-3127337000000 USD20201015Open filing evidence

Retail · Operating Segments · United States Reportable Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember
PeriodValueUnitFiledEvidence
2022-09-01 – 2022-11-306986000000 USD20230105Open filing evidence
2022-03-01 – 2022-05-317039000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-3121814000000 USD20220630Open filing evidence
2021-09-01 – 2021-11-306927000000 USD20230105Open filing evidence
2021-03-01 – 2021-05-316973000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-3120117000000 USD20220630Open filing evidence
2020-09-01 – 2020-11-306294000000 USD20220106Open filing evidence
2020-03-01 – 2020-05-316879000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-3120650000000 USD20210701Open filing evidence

Retail · International Reportable Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-03-01 – 2023-05-311769000000 USD20230627Open filing evidence
2022-09-01 – 2023-05-315412000000 USD20230627Open filing evidence
2022-09-01 – 2022-11-301650000000 USD20230105Open filing evidence
2022-03-01 – 2022-05-311618000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-315294000000 USD20230627Open filing evidence
2021-09-01 – 2021-11-301796000000 USD20230105Open filing evidence

Retail · Retail Pharmacy International · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2020-08-316098000000 USD20201015Open filing evidence
2018-09-01 – 2019-08-317382000000 USD20201015Open filing evidence
2017-09-01 – 2018-08-317921000000 USD20201015Open filing evidence

Retail · Retail Pharmacy USA · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2019-11-306428000000 USD20200108Open filing evidence
2018-09-01 – 2018-11-306574000000 USD20200108Open filing evidence

Retail · United States Reportable Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-03-01 – 2023-05-316968000000 USD20230627Open filing evidence
2022-09-01 – 2023-05-3121657000000 USD20230627Open filing evidence
2022-03-01 – 2022-05-317039000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-3121814000000 USD20230627Open filing evidence

Retail · United States Retail Pharmacy Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:RetailMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-316691000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-3120604000000 USD20240627Open filing evidence
2023-09-01 – 2023-11-306560000000 USD20240104Open filing evidence
2023-03-01 – 2023-05-316968000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-3121657000000 USD20240627Open filing evidence
2022-09-01 – 2022-11-306986000000 USD20240104Open filing evidence

Pharmaceutical Wholesale · Operating Segments · International Reportable Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=wba:PharmaceuticalWholesaleMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2023-09-01 – 2023-11-302974000000 USD20240104Open filing evidence
2022-09-01 – 2023-08-3111211000000 USD20231012Open filing evidence
2022-09-01 – 2022-11-302672000000 USD20240104Open filing evidence
2021-09-01 – 2022-08-3111178000000 USD20231012Open filing evidence
2022-03-01 – 2022-05-312786000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-318516000000 USD20220630Open filing evidence
2020-09-01 – 2021-08-3110472000000 USD20231012Open filing evidence
2021-03-01 – 2021-05-312875000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-317588000000 USD20220630Open filing evidence

Pharmaceutical Wholesale · International Reportable Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=wba:PharmaceuticalWholesaleMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-03-01 – 2023-05-312880000000 USD20230627Open filing evidence
2022-09-01 – 2023-05-318311000000 USD20230627Open filing evidence
2021-09-01 – 2022-08-3111178000000 USD20221013Open filing evidence
2022-03-01 – 2022-05-312786000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-318516000000 USD20230627Open filing evidence
2020-09-01 – 2021-08-3110472000000 USD20221013Open filing evidence
2020-12-01 – 2021-02-282855000000 USD20210331Open filing evidence
2020-09-01 – 2021-02-284722000000 USD20210331Open filing evidence
2019-09-01 – 2020-08-314876000000 USD20221013Open filing evidence
2019-12-01 – 2020-02-291187000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-292372000000 USD20210331Open filing evidence

Pharmacy · Operating Segments · International Reportable Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember
PeriodValueUnitFiledEvidence
2023-09-01 – 2023-11-30926000000 USD20240104Open filing evidence
2022-09-01 – 2022-11-30867000000 USD20240104Open filing evidence
2022-03-01 – 2022-05-31901000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-312876000000 USD20220630Open filing evidence
2021-03-01 – 2021-05-31958000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-312791000000 USD20220630Open filing evidence

Pharmacy · Operating Segments · Retail Pharmacy International

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2019-11-301001000000 USD20200108Open filing evidence
2018-09-01 – 2018-11-301039000000 USD20200108Open filing evidence

Pharmacy · Operating Segments · Retail Pharmacy USA

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2019-09-01 – 2020-08-3180481000000 USD20201015Open filing evidence
2018-09-01 – 2019-08-3177192000000 USD20201015Open filing evidence
2017-09-01 – 2018-08-3171055000000 USD20201015Open filing evidence

Pharmacy · Operating Segments · United States Reportable Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember
PeriodValueUnitFiledEvidence
2022-09-01 – 2022-11-3020218000000 USD20230105Open filing evidence
2022-03-01 – 2022-05-3119656000000 USD20220630Open filing evidence
2021-09-01 – 2022-05-3160581000000 USD20220630Open filing evidence
2021-09-01 – 2021-11-3021105000000 USD20230105Open filing evidence
2021-03-01 – 2021-05-3121770000000 USD20220630Open filing evidence
2020-09-01 – 2021-05-3163133000000 USD20220630Open filing evidence

Pharmacy · International Reportable Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2021-09-01 – 2022-08-313727000000 USD20221013Open filing evidence
2021-12-01 – 2022-02-28958000000 USD20220331Open filing evidence
2021-09-01 – 2022-02-281975000000 USD20220331Open filing evidence
2020-09-01 – 2021-08-313808000000 USD20221013Open filing evidence
2020-12-01 – 2021-02-28938000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-281833000000 USD20220331Open filing evidence
2019-09-01 – 2020-08-313503000000 USD20221013Open filing evidence

Pharmacy · Retail Pharmacy International · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-03-01 – 2020-05-31927000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-312954000000 USD20200709Open filing evidence
2019-03-01 – 2019-05-311047000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-313096000000 USD20200709Open filing evidence

Pharmacy · Retail Pharmacy USA · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-03-01 – 2020-05-3120478000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-3160084000000 USD20200709Open filing evidence
2019-09-01 – 2019-11-3019705000000 USD20200108Open filing evidence
2019-03-01 – 2019-05-3119585000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-3157624000000 USD20200709Open filing evidence
2018-09-01 – 2018-11-3019147000000 USD20200108Open filing evidence

Pharmacy · United States Reportable Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-03-01 – 2023-05-3120898000000 USD20230627Open filing evidence
2022-09-01 – 2023-05-3160991000000 USD20230627Open filing evidence
2022-03-01 – 2022-05-3119656000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-3160581000000 USD20230627Open filing evidence
2021-12-01 – 2022-02-2819820000000 USD20220331Open filing evidence
2021-09-01 – 2022-02-2840925000000 USD20220331Open filing evidence
2020-12-01 – 2021-02-2820494000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-2841363000000 USD20220331Open filing evidence

Pharmacy · United States Retail Pharmacy Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=wba:PharmacyMember;us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-3121812000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-3165704000000 USD20240627Open filing evidence
2023-03-01 – 2023-05-3120898000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-3160991000000 USD20240627Open filing evidence
2021-09-01 – 2022-08-3180434000000 USD20221013Open filing evidence
2020-09-01 – 2021-08-3184892000000 USD20221013Open filing evidence
2019-09-01 – 2020-08-3180481000000 USD20221013Open filing evidence

Intersegment Elimination · Pharmaceutical Wholesale

Consolidation Items · Statement Business Segments

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2018-03-01 – 2018-05-31543000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-311622000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-28529000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-281079000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-30550000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-312089000000 USD20171025Open filing evidence
2017-03-01 – 2017-05-31515000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-311551000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-28499000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-281036000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-30537000000 USD20180104Open filing evidence
2015-09-01 – 2016-08-312278000000 USD20171025Open filing evidence

Intersegment Elimination · Retail Pharmacy International

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2018-03-01 – 2018-05-310 USD20180628Open filing evidence
2017-09-01 – 2018-05-310 USD20180628Open filing evidence
2017-12-01 – 2018-02-280 USD20180328Open filing evidence
2017-09-01 – 2018-02-280 USD20180328Open filing evidence
2017-09-01 – 2017-11-300 USD20180104Open filing evidence
2016-09-01 – 2017-08-310 USD20171025Open filing evidence
2017-03-01 – 2017-05-310 USD20180628Open filing evidence
2016-09-01 – 2017-05-310 USD20180628Open filing evidence
2016-12-01 – 2017-02-280 USD20180328Open filing evidence
2016-09-01 – 2017-02-280 USD20180328Open filing evidence
2016-09-01 – 2016-11-300 USD20180104Open filing evidence
2015-09-01 – 2016-08-310 U00120161020Open filing evidence
2015-09-01 – 2016-08-310 USD20171025Open filing evidence

Intersegment Elimination · Retail Pharmacy USA

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2018-03-01 – 2018-05-310 USD20180628Open filing evidence
2017-09-01 – 2018-05-310 USD20180628Open filing evidence
2017-12-01 – 2018-02-280 USD20180328Open filing evidence
2017-09-01 – 2018-02-280 USD20180328Open filing evidence
2017-09-01 – 2017-11-300 USD20180104Open filing evidence
2016-09-01 – 2017-08-310 USD20171025Open filing evidence
2017-03-01 – 2017-05-310 USD20180628Open filing evidence
2016-09-01 – 2017-05-310 USD20180628Open filing evidence
2016-12-01 – 2017-02-280 USD20180328Open filing evidence
2016-09-01 – 2017-02-280 USD20180328Open filing evidence
2016-09-01 – 2016-11-300 U00220170105Open filing evidence
2016-09-01 – 2016-11-300 USD20180104Open filing evidence
2015-09-01 – 2016-08-310 U00120161020Open filing evidence
2015-09-01 – 2016-08-310 USD20171025Open filing evidence

Operating Segments · Pharmaceutical Wholesale

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2018-03-01 – 2018-05-315965000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-3117438000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-285755000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-2811473000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-305718000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-3121188000000 USD20171025Open filing evidence
2017-03-01 – 2017-05-315296000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-3115743000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-285030000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-2810447000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-305417000000 USD20180104Open filing evidence
2015-09-01 – 2016-08-3120293000000 U00120161020Open filing evidence
2015-09-01 – 2016-08-3122571000000 USD20171025Open filing evidence

Operating Segments · Retail Pharmacy International

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2018-03-01 – 2018-05-312995000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-319395000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-283317000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-286400000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-303083000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-3111813000000 USD20171025Open filing evidence
2017-03-01 – 2017-05-312809000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-318872000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-283101000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-286063000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-302962000000 U00220170105Open filing evidence
2016-09-01 – 2016-11-302962000000 USD20180104Open filing evidence
2015-09-01 – 2016-08-3113256000000 USD20171025Open filing evidence

Operating Segments · Retail Pharmacy USA

Consolidation Items · Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2018-03-01 – 2018-05-3125917000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-3172884000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-2824478000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-2846967000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-3022489000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-3187302000000 USD20171025Open filing evidence
2017-03-01 – 2017-05-3122528000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-3165001000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-2821814000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-2842473000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-3020659000000 U00220170105Open filing evidence
2016-09-01 – 2016-11-3020659000000 USD20180104Open filing evidence

International Reportable Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-315727000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-3117581000000 USD20240627Open filing evidence
2023-12-01 – 2024-02-296022000000 USD20240328Open filing evidence
2023-09-01 – 2024-02-2911854000000 USD20240328Open filing evidence
2023-03-01 – 2023-05-315573000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-3116414000000 USD20240627Open filing evidence
2022-12-01 – 2023-02-285651000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-2810840000000 USD20240328Open filing evidence
2022-09-01 – 2022-11-305189000000 USD20230105Open filing evidence
2021-09-01 – 2022-08-3121830000000 USD20221013Open filing evidence
2022-03-01 – 2022-05-315305000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-3116686000000 USD20230627Open filing evidence
2021-12-01 – 2022-02-285563000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-2811381000000 USD20230328Open filing evidence
2021-09-01 – 2021-11-305818000000 USD20230105Open filing evidence
2020-09-01 – 2021-08-3120505000000 USD20221013Open filing evidence
2021-03-01 – 2021-05-315288000000 USD20210701Open filing evidence
2020-09-01 – 2021-05-3114998000000 USD20210701Open filing evidence
2020-12-01 – 2021-02-285425000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-289709000000 USD20220331Open filing evidence
2019-09-01 – 2020-08-3114281000000 USD20221013Open filing evidence
2020-03-01 – 2020-05-313008000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-3110878000000 USD20210701Open filing evidence
2019-12-01 – 2020-02-294091000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-297870000000 USD20210331Open filing evidence

International Reportable Segment · Operating Segments · Retail

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2023-12-01 – 2024-02-292158000000 USD20240328Open filing evidence
2023-09-01 – 2024-02-294090000000 USD20240328Open filing evidence
2022-12-01 – 2023-02-281994000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-283643000000 USD20240328Open filing evidence
2021-09-01 – 2022-08-316924000000 USD20221013Open filing evidence
2021-12-01 – 2022-02-281880000000 USD20220331Open filing evidence
2021-09-01 – 2022-02-283676000000 USD20220331Open filing evidence
2020-09-01 – 2021-08-316225000000 USD20221013Open filing evidence
2020-12-01 – 2021-02-281632000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-283154000000 USD20220331Open filing evidence
2019-09-01 – 2020-08-315902000000 USD20221013Open filing evidence

International Reportable Segment · Operating Segments · Pharmaceutical Wholesale

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2021-03-01 – 2021-05-312875000000 USD20210701Open filing evidence
2020-09-01 – 2021-05-317588000000 USD20210701Open filing evidence
2020-03-01 – 2020-05-311243000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-313611000000 USD20210701Open filing evidence

International Reportable Segment · Operating Segments · Pharmacy

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember
PeriodValueUnitFiledEvidence
2023-12-01 – 2024-02-29898000000 USD20240328Open filing evidence
2023-09-01 – 2024-02-291824000000 USD20240328Open filing evidence
2022-12-01 – 2023-02-28898000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-281766000000 USD20240328Open filing evidence
2021-12-01 – 2022-02-28958000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-281975000000 USD20230328Open filing evidence
2021-03-01 – 2021-05-31958000000 USD20210701Open filing evidence
2020-09-01 – 2021-05-312791000000 USD20210701Open filing evidence
2020-03-01 – 2020-05-31794000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-312531000000 USD20210701Open filing evidence

International Reportable Segment · Retail · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-311839000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-315928000000 USD20240627Open filing evidence
2023-03-01 – 2023-05-311769000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-315412000000 USD20240627Open filing evidence
2022-12-01 – 2023-02-281994000000 USD20230328Open filing evidence
2022-09-01 – 2023-02-283643000000 USD20230328Open filing evidence
2021-12-01 – 2022-02-281880000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-283676000000 USD20230328Open filing evidence
2021-03-01 – 2021-05-311455000000 USD20210701Open filing evidence
2020-09-01 – 2021-05-314618000000 USD20210701Open filing evidence
2020-12-01 – 2021-02-281632000000 USD20210331Open filing evidence
2020-09-01 – 2021-02-283154000000 USD20210331Open filing evidence
2020-03-01 – 2020-05-31971000000 USD20210701Open filing evidence
2019-09-01 – 2020-05-314735000000 USD20210701Open filing evidence
2019-12-01 – 2020-02-291981000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-293677000000 USD20210331Open filing evidence

International Reportable Segment · Pharmaceutical Wholesale · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ProductOrServiceAxis=wba:PharmaceuticalWholesaleMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-313014000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-318955000000 USD20240627Open filing evidence
2023-12-01 – 2024-02-292966000000 USD20240328Open filing evidence
2023-09-01 – 2024-02-295940000000 USD20240328Open filing evidence
2023-03-01 – 2023-05-312880000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-318311000000 USD20240627Open filing evidence
2022-12-01 – 2023-02-282759000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-285431000000 USD20240328Open filing evidence
2022-09-01 – 2022-11-302672000000 USD20230105Open filing evidence
2021-12-01 – 2022-02-282725000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-285730000000 USD20230328Open filing evidence
2021-09-01 – 2021-11-303005000000 USD20230105Open filing evidence
2020-12-01 – 2021-02-282855000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-284722000000 USD20220331Open filing evidence

International Reportable Segment · Pharmacy · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:InternationalReportableSegmentMember;srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-31874000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-312698000000 USD20240627Open filing evidence
2023-03-01 – 2023-05-31924000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-312690000000 USD20240627Open filing evidence
2022-09-01 – 2022-11-30867000000 USD20230105Open filing evidence
2022-03-01 – 2022-05-31901000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-312876000000 USD20230627Open filing evidence
2021-09-01 – 2021-11-301017000000 USD20230105Open filing evidence
2020-12-01 – 2021-02-28938000000 USD20210331Open filing evidence
2020-09-01 – 2021-02-281833000000 USD20210331Open filing evidence
2019-12-01 – 2020-02-29923000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-291821000000 USD20210331Open filing evidence

Pharmaceutical Wholesale

Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember
PeriodValueUnitFiledEvidence
2017-09-01 – 2018-08-3120864000000 USD20181011Open filing evidence
2018-03-01 – 2018-05-315422000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-3115816000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-285226000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-2810394000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-305168000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-3119099000000 USD20181011Open filing evidence
2017-03-01 – 2017-05-314781000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-3114192000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-284531000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-289411000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-305417000000 U00220170105Open filing evidence
2016-09-01 – 2016-11-304880000000 USD20180104Open filing evidence

Pharmaceutical Wholesale · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-307125000000 USD20210107Open filing evidence
2019-09-01 – 2020-08-3123958000000 USD20201015Open filing evidence
2020-03-01 – 2020-05-315899000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-3117971000000 USD20200709Open filing evidence
2019-09-01 – 2019-11-306007000000 USD20210107Open filing evidence
2018-09-01 – 2019-08-3123053000000 USD20201015Open filing evidence
2019-03-01 – 2019-05-315865000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-3117311000000 USD20200709Open filing evidence
2018-09-01 – 2018-11-305708000000 USD20200108Open filing evidence
2017-09-01 – 2018-08-3123006000000 USD20201015Open filing evidence

Pharmaceutical Wholesale · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember;us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2016-09-01 – 2016-11-30537000000 U00220170105Open filing evidence

Pharmaceutical Wholesale · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:PharmaceuticalWholesaleMember;us-gaap:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2016-09-01 – 2016-11-304880000000 U00220170105Open filing evidence

Retail Pharmacy International

Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember
PeriodValueUnitFiledEvidence
2017-09-01 – 2018-08-3112281000000 USD20181011Open filing evidence
2018-03-01 – 2018-05-312995000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-319395000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-283317000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-286400000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-303083000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-3111813000000 USD20181011Open filing evidence
2017-03-01 – 2017-05-312809000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-318872000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-283101000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-286063000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-302962000000 U00220170105Open filing evidence
2016-09-01 – 2016-11-302962000000 USD20180104Open filing evidence

Retail Pharmacy International · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-302574000000 USD20210107Open filing evidence
2019-09-01 – 2020-08-3110004000000 USD20201015Open filing evidence
2020-03-01 – 2020-05-311903000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-317704000000 USD20200709Open filing evidence
2019-09-01 – 2019-11-302745000000 USD20210107Open filing evidence
2018-09-01 – 2019-08-3111462000000 USD20201015Open filing evidence
2019-03-01 – 2019-05-312776000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-318759000000 USD20200709Open filing evidence
2017-09-01 – 2018-08-3112281000000 USD20201015Open filing evidence

Retail Pharmacy International · Retail · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-301572000000 USD20210107Open filing evidence
2020-03-01 – 2020-05-31975000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-314750000000 USD20200709Open filing evidence
2019-09-01 – 2019-11-301744000000 USD20210107Open filing evidence
2019-03-01 – 2019-05-311730000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-315662000000 USD20200709Open filing evidence

Retail Pharmacy International · Pharmacy · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-301002000000 USD20210107Open filing evidence
2019-09-01 – 2020-08-313906000000 USD20201015Open filing evidence
2019-09-01 – 2019-11-301001000000 USD20210107Open filing evidence
2018-09-01 – 2019-08-314080000000 USD20201015Open filing evidence
2017-09-01 – 2018-08-314360000000 USD20201015Open filing evidence

Retail Pharmacy International · Intersegment Elimination

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyInternationalMember;us-gaap:ConsolidationItemsAxis=us-gaap:IntersegmentEliminationMember
PeriodValueUnitFiledEvidence
2016-09-01 – 2016-11-300 U00220170105Open filing evidence

Retail Pharmacy USA

Statement Business Segments

Multiple units reported for the same period; values are kept separate.

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember
PeriodValueUnitFiledEvidence
2017-09-01 – 2018-08-3198392000000 USD20181011Open filing evidence
2018-03-01 – 2018-05-3125917000000 USD20180628Open filing evidence
2017-09-01 – 2018-05-3172884000000 USD20180628Open filing evidence
2017-12-01 – 2018-02-2824478000000 USD20180328Open filing evidence
2017-09-01 – 2018-02-2846967000000 USD20180328Open filing evidence
2017-09-01 – 2017-11-3022489000000 USD20180104Open filing evidence
2016-09-01 – 2017-08-3187302000000 USD20181011Open filing evidence
2017-03-01 – 2017-05-3122528000000 USD20180628Open filing evidence
2016-09-01 – 2017-05-3165001000000 USD20180628Open filing evidence
2016-12-01 – 2017-02-2821814000000 USD20180328Open filing evidence
2016-09-01 – 2017-02-2842473000000 USD20180328Open filing evidence
2016-09-01 – 2016-11-3020659000000 U00220170105Open filing evidence
2016-09-01 – 2016-11-3020659000000 USD20180104Open filing evidence

Retail Pharmacy USA · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-3027163000000 USD20210107Open filing evidence
2020-03-01 – 2020-05-3127357000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-3180734000000 USD20200709Open filing evidence
2019-09-01 – 2019-11-3026133000000 USD20210107Open filing evidence
2019-03-01 – 2019-05-3126513000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-3178491000000 USD20200709Open filing evidence
2018-09-01 – 2018-11-3025721000000 USD20200108Open filing evidence

Retail Pharmacy USA · Retail · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-306294000000 USD20210107Open filing evidence
2020-03-01 – 2020-05-316878000000 USD20200709Open filing evidence
2019-09-01 – 2020-05-3120650000000 USD20200709Open filing evidence
2019-09-01 – 2019-11-306428000000 USD20210107Open filing evidence
2019-03-01 – 2019-05-316928000000 USD20200709Open filing evidence
2018-09-01 – 2019-05-3120867000000 USD20200709Open filing evidence

Retail Pharmacy USA · Pharmacy · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:RetailPharmacyUSAMember;srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-09-01 – 2020-11-3020869000000 USD20210107Open filing evidence
2019-09-01 – 2019-11-3019705000000 USD20210107Open filing evidence

United States Reportable Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-03-01 – 2023-05-3127866000000 USD20230627Open filing evidence
2022-09-01 – 2023-05-3182648000000 USD20230627Open filing evidence
2022-12-01 – 2023-02-2827577000000 USD20230328Open filing evidence
2022-09-01 – 2023-02-2854781000000 USD20230328Open filing evidence
2022-03-01 – 2022-05-3126695000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-3182394000000 USD20230627Open filing evidence
2021-12-01 – 2022-02-2827667000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-2855699000000 USD20230328Open filing evidence
2020-09-01 – 2021-08-31112005000000 USD20211014Open filing evidence
2020-12-01 – 2021-02-2827344000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-2854507000000 USD20220331Open filing evidence
2019-09-01 – 2020-08-31107701000000 USD20211014Open filing evidence
2019-12-01 – 2020-02-2927245000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-2953377000000 USD20210331Open filing evidence
2018-09-01 – 2019-08-31104532000000 USD20211014Open filing evidence

United States Reportable Segment · Operating Segments · Retail

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2021-12-01 – 2022-02-287847000000 USD20220331Open filing evidence
2021-09-01 – 2022-02-2814774000000 USD20220331Open filing evidence
2020-09-01 – 2021-08-3127113000000 USD20211014Open filing evidence
2020-12-01 – 2021-02-286850000000 USD20220331Open filing evidence
2020-09-01 – 2021-02-2813144000000 USD20220331Open filing evidence
2019-09-01 – 2020-08-3127220000000 USD20211014Open filing evidence
2018-09-01 – 2019-08-3127233000000 USD20211014Open filing evidence

United States Reportable Segment · Operating Segments · Pharmacy

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=wba:PharmacyMember
PeriodValueUnitFiledEvidence
2022-12-01 – 2023-02-2819874000000 USD20230328Open filing evidence
2022-09-01 – 2023-02-2840092000000 USD20230328Open filing evidence
2021-12-01 – 2022-02-2819820000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-2840925000000 USD20230328Open filing evidence
2020-09-01 – 2021-08-3184892000000 USD20211014Open filing evidence
2019-09-01 – 2020-08-3180481000000 USD20211014Open filing evidence
2018-09-01 – 2019-08-3177299000000 USD20211014Open filing evidence

United States Reportable Segment · Retail · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ProductOrServiceAxis=us-gaap:RetailMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2022-12-01 – 2023-02-287703000000 USD20230328Open filing evidence
2022-09-01 – 2023-02-2814689000000 USD20230328Open filing evidence
2021-12-01 – 2022-02-287847000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-2814774000000 USD20230328Open filing evidence
2020-12-01 – 2021-02-286850000000 USD20210331Open filing evidence
2020-09-01 – 2021-02-2813144000000 USD20210331Open filing evidence
2019-12-01 – 2020-02-297344000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-2913772000000 USD20210331Open filing evidence

United States Reportable Segment · Pharmacy · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesReportableSegmentMember;srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2020-12-01 – 2021-02-2820494000000 USD20210331Open filing evidence
2020-09-01 – 2021-02-2841363000000 USD20210331Open filing evidence
2019-12-01 – 2020-02-2919901000000 USD20210331Open filing evidence
2019-09-01 – 2020-02-2939606000000 USD20210331Open filing evidence

United States Retail Pharmacy Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-3128503000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-3186308000000 USD20240627Open filing evidence
2023-09-01 – 2023-11-3028944000000 USD20240104Open filing evidence
2023-03-01 – 2023-05-3127866000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-3182648000000 USD20240627Open filing evidence
2022-09-01 – 2022-11-3027204000000 USD20240104Open filing evidence
2021-09-01 – 2022-08-31109078000000 USD20221013Open filing evidence
2020-09-01 – 2021-08-31112005000000 USD20221013Open filing evidence
2019-09-01 – 2020-08-31107701000000 USD20221013Open filing evidence

United States Retail Pharmacy Segment · Operating Segments · Retail

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:RetailMember
PeriodValueUnitFiledEvidence
2021-09-01 – 2022-08-3128643000000 USD20221013Open filing evidence
2020-09-01 – 2021-08-3127113000000 USD20221013Open filing evidence
2019-09-01 – 2020-08-3127220000000 USD20221013Open filing evidence

United States Retail Pharmacy Segment · Pharmacy · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:UnitedStatesRetailPharmacySegmentMember;srt:ProductOrServiceAxis=wba:PharmacyMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-09-01 – 2023-11-3022384000000 USD20240104Open filing evidence
2022-09-01 – 2022-11-3020218000000 USD20240104Open filing evidence

US Healthcare · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:USHealthcareMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-03-01 – 2024-05-312125000000 USD20240627Open filing evidence
2023-09-01 – 2024-05-316232000000 USD20240627Open filing evidence
2023-12-01 – 2024-02-292176000000 USD20240328Open filing evidence
2023-09-01 – 2024-02-294107000000 USD20240328Open filing evidence
2023-03-01 – 2023-05-311975000000 USD20240627Open filing evidence
2022-09-01 – 2023-05-314597000000 USD20240627Open filing evidence
2022-12-01 – 2023-02-281634000000 USD20240328Open filing evidence
2022-09-01 – 2023-02-282622000000 USD20240328Open filing evidence
2022-09-01 – 2022-11-30989000000 USD20230105Open filing evidence
2022-03-01 – 2022-05-31596000000 USD20230627Open filing evidence
2021-09-01 – 2022-05-311173000000 USD20230627Open filing evidence
2021-12-01 – 2022-02-28527000000 USD20230328Open filing evidence
2021-09-01 – 2022-02-28577000000 USD20230328Open filing evidence
2021-09-01 – 2021-11-3051000000 USD20230105Open filing evidence

Walgreens Health · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=wba:WalgreensHealthMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2021-09-01 – 2022-08-311795000000 USD20221013Open filing evidence
2021-12-01 – 2022-02-28527000000 USD20220331Open filing evidence
2021-09-01 – 2022-02-28577000000 USD20220331Open filing evidence
2020-09-01 – 2021-08-310 USD20221013Open filing evidence
2020-12-01 – 2021-02-280 USD20220331Open filing evidence
2020-09-01 – 2021-02-280 USD20220331Open filing evidence
2019-09-01 – 2020-08-310 USD20221013Open filing evidence