Segment disclosures

Company overview

ALLY FINANCIAL INC.

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

Revenue · Reported segment facts

151 dimension combinations 779 retained observations 14 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 · Banking Fees And Interchange Income · Automotive Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Banking Fees And Interchange Income · Corporate Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Banking Fees And Interchange Income · Insurance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Banking Fees And Interchange Income · Mortgage Finance Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Brokerage Commissionsand Other · Automotive Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Brokerage Commissionsand Other · Corporate Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Operating Segments · Brokerage Commissionsand Other · Insurance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Operating Segments · Brokerage Commissionsand Other · Mortgage Finance Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Operating Segments · Brokered Agent Commissions · Automotive Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Brokered Agent Commissions · Corporate Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Brokered Agent Commissions · Insurance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-312000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-3114000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-301000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-3013000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-307000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-3012000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-315000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-3120000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-305000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-3015000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-306000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-3010000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-314000000 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-3113000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-303000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-3010000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Brokered Agent Commissions · Mortgage Finance Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Noninsurance Contracts · Automotive Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Noninsurance Contracts · Corporate Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Noninsurance Contracts · Insurance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-31242000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-31966000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-30242000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-30724000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-30241000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-30482000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-31241000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-31909000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-30246000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-30666000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-30247000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-30420000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-31173000000 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-31686000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-30173000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-30513000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Noninsurance Contracts · Mortgage Finance Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Remarketing Activities · Automotive Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-3132000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-31116000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-3028000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-3090000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-3031000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-3062000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-3131000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-31112000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-3028000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-3088000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-3030000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-3060000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-3130000000 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-31117000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-3027000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-3091000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Remarketing Activities · Corporate Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Remarketing Activities · Insurance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Remarketing Activities · Mortgage Finance Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Product And Service Other · Automotive Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-316000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-3122000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-306000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-3016000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-305000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-3010000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-315000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-3119000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-305000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-3014000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-304000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-309000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-315000000 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-3118000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-305000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-3015000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Product And Service Other · Corporate Finance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Product And Service Other · Insurance Operations Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-01-01 – 2026-03-310 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-312000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-300 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-302000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-301000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-06-302000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2025-01-01 – 2025-03-311000000 USD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-313000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-301000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-302000000 USD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-301000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-301000000 USD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-311000000 USD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-301000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-301000000 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Product And Service Other · Mortgage Finance Segment

Consolidation Items · Product Or Service · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Automotive Finance Operations Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301420000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-302816000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-03-311396000000 RestatedUSD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-315572000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-301409000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-304163000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-301391000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-302754000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-03-311363000000 RestatedUSD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-315834000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-301452000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-304402000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-301479000000 RestatedUSD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-302950000000 RestatedUSD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-311471000000 RestatedUSD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-315838000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-301439000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-304270000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence

Operating Segments · Automotive Finance Operations Segment · Remarketing Activities

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-31117000000 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Operating Segments · Corporate Finance Operations Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30145000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-30293000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-03-31148000000 RestatedUSD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-31538000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-30136000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-30396000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-30127000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-30260000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-03-31133000000 RestatedUSD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-31579000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-30146000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-30431000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-30142000000 RestatedUSD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-30285000000 RestatedUSD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-31143000000 RestatedUSD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-31534000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-30121000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-30373000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-04-01 – 2023-06-30120000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-30252000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence

Operating Segments · Corporate Finance Operations Segment · Brokerage Commissionsand Other

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Operating Segments · Corporate Finance Operations Segment · Brokered Agent Commissions

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Operating Segments · Insurance Operations Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30487000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-30865000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-03-31378000000 RestatedUSD2026-05-06 · 01:21:08.000ZOpen filing evidence
2025-01-01 – 2025-12-311725000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2025-07-01 – 2025-09-30453000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-01-01 – 2025-09-301299000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2025-04-01 – 2025-06-30452000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-30846000000 RestatedUSD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-03-31394000000 RestatedUSD2026-05-06 · 01:21:08.000ZOpen filing evidence
2024-01-01 – 2024-12-311621000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2024-07-01 – 2024-09-30467000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-01-01 – 2024-09-301242000000 RestatedUSD2025-10-31 · 00:03:32.000ZOpen filing evidence
2024-04-01 – 2024-06-30365000000 RestatedUSD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-06-30775000000 RestatedUSD2025-08-05 · 00:08:17.000ZOpen filing evidence
2024-01-01 – 2024-03-31410000000 RestatedUSD2025-05-06 · 01:03:45.000ZOpen filing evidence
2023-01-01 – 2023-12-311532000000 RestatedUSD2026-02-26 · 02:02:39.000ZOpen filing evidence
2023-07-01 – 2023-09-30322000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-301095000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-04-01 – 2023-06-30366000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-30773000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence

Operating Segments · Insurance Operations Segment · Remarketing Activities

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Operating Segments · Mortgage Finance Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-07-01 – 2024-09-3058000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-01-01 – 2024-09-30174000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2024-04-01 – 2024-06-3058000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-30116000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-3158000000 RestatedUSD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-31227000000 RestatedUSD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-07-01 – 2023-09-3057000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-01-01 – 2023-09-30173000000 RestatedUSD2024-11-05 · 17:08:16.000ZOpen filing evidence
2023-04-01 – 2023-06-3058000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-30116000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-3158000000 RestatedUSD2024-05-07 · 00:23:49.000ZOpen filing evidence

Operating Segments · Mortgage Finance Segment · Brokerage Commissionsand Other

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Operating Segments · Mortgage Finance Segment · Noninsurance Contracts

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Operating Segments · Mortgage Finance Segment · Remarketing Activities

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Operating Segments · Mortgage Finance Segment · Product And Service Other

Consolidation Items · Statement Business Segments · Product Or Service

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Banking Fees And Interchange Income · Operating Segments · Automotive Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Banking Fees And Interchange Income · Operating Segments · Corporate Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Banking Fees And Interchange Income · Operating Segments · Insurance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Banking Fees And Interchange Income · Operating Segments · Mortgage Finance Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Banking Fees And Interchange Income · Automotive Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Banking Fees And Interchange Income · Automotive Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Banking Fees And Interchange Income · Corporate Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Banking Fees And Interchange Income · Corporate Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Banking Fees And Interchange Income · Insurance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Banking Fees And Interchange Income · Insurance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Banking Fees And Interchange Income · Mortgage Finance Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Banking Fees And Interchange Income · Mortgage Finance Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Banking Fees And Interchange Income · Corporate And Other

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3011000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-3021000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Brokerage Commissionsand Other · Operating Segments · Mortgage Finance Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Brokerage Commissionsand Other · Automotive Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokerage Commissionsand Other · Automotive Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Brokerage Commissionsand Other · Corporate Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Brokerage Commissionsand Other · Corporate Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Brokerage Commissionsand Other · Insurance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokerage Commissionsand Other · Insurance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Brokerage Commissionsand Other · Mortgage Finance Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokerage Commissionsand Other · Corporate And Other

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3023000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-3046000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Brokered Agent Commissions · Operating Segments · Automotive Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Brokered Agent Commissions · Operating Segments · Corporate Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Brokered Agent Commissions · Operating Segments · Insurance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-306000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-3010000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-12-3113000000 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-04-01 – 2023-06-304000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-307000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Brokered Agent Commissions · Operating Segments · Mortgage Finance Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Brokered Agent Commissions · Automotive Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokered Agent Commissions · Automotive Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Brokered Agent Commissions · Corporate Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokered Agent Commissions · Corporate Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Brokered Agent Commissions · Insurance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-304000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-307000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-313000000 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokered Agent Commissions · Insurance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-302000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-304000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-307000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-3012000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-01-01 – 2024-03-314000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-313000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Brokered Agent Commissions · Mortgage Finance Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Brokered Agent Commissions · Corporate And Other

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Noninsurance Contracts · Operating Segments · Corporate Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Noninsurance Contracts · Operating Segments · Insurance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-30247000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-30420000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-30171000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-30340000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Noninsurance Contracts · Operating Segments · Mortgage Finance Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Noninsurance Contracts · Automotive Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Noninsurance Contracts · Automotive Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Noninsurance Contracts · Corporate Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Noninsurance Contracts · Corporate Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Noninsurance Contracts · Insurance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-31169000000 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Noninsurance Contracts · Insurance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-30245000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-30487000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-30241000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-30482000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2023-07-01 – 2023-09-30173000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-30513000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Noninsurance Contracts · Mortgage Finance Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Noninsurance Contracts · Mortgage Finance Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Noninsurance Contracts · Corporate And Other

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Remarketing Activities · Operating Segments · Corporate Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Remarketing Activities · Operating Segments · Insurance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Remarketing Activities · Operating Segments · Mortgage Finance Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Remarketing Activities · Automotive Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3031000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-3064000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-3133000000 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Remarketing Activities · Automotive Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-3030000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-3062000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-3031000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-3062000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Remarketing Activities · Corporate Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Remarketing Activities · Corporate Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Remarketing Activities · Insurance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Remarketing Activities · Insurance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Remarketing Activities · Mortgage Finance Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Remarketing Activities · Corporate And Other

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Product And Service Other · Operating Segments · Corporate Finance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Product And Service Other · Operating Segments · Insurance Operations Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-301000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-301000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Product And Service Other · Operating Segments · Mortgage Finance Segment

Product Or Service · Consolidation Items · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Product And Service Other · Automotive Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-315000000 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Product And Service Other · Automotive Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-307000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-3013000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-305000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-3010000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2024-04-01 – 2024-06-304000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-309000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-305000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-3015000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-305000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-3010000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Product And Service Other · Corporate Finance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Product And Service Other · Corporate Finance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-300 USD2026-07-24 · 00:25:08.000ZOpen filing evidence

Product And Service Other · Insurance Operations Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Product And Service Other · Insurance Operations Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-301000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2026-01-01 – 2026-06-301000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-04-01 – 2025-06-301000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2025-01-01 – 2025-06-302000000 USD2026-07-24 · 00:25:08.000ZOpen filing evidence
2023-07-01 – 2023-09-301000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-301000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Product And Service Other · Mortgage Finance Segment

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Product And Service Other · Mortgage Finance Segment · Operating Segments

Product Or Service · Statement Business Segments · Consolidation Items

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Product And Service Other · Corporate And Other

Product Or Service · Statement Business Segments

Source dimensions srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Automotive Finance Operations Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3036000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-3074000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-3138000000 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Automotive Finance Operations Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-301407000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-302818000000 RestatedUSD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-311411000000 RestatedUSD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-07-01 – 2023-09-301439000000 RestatedUSD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-304270000000 RestatedUSD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-301432000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-302831000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-311399000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Automotive Finance Operations Segment · Operating Segments · Brokerage Commissionsand Other

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Automotive Finance Operations Segment · Operating Segments · Brokered Agent Commissions

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Automotive Finance Operations Segment · Operating Segments · Remarketing Activities

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-3130000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-07-01 – 2023-09-3027000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-3091000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-03-3133000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Automotive Finance Operations Segment · Banking Fees And Interchange Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Automotive Finance Operations Segment · Banking Fees And Interchange Income · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Automotive Finance Operations Segment · Brokerage Commissionsand Other

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Automotive Finance Operations Segment · Brokerage Commissionsand Other · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Automotive Finance Operations Segment · Brokered Agent Commissions · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-04-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Automotive Finance Operations Segment · Noninsurance Contracts

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Automotive Finance Operations Segment · Noninsurance Contracts · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Automotive Finance Operations Segment · Remarketing Activities · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-04-01 – 2024-06-3030000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2024-01-01 – 2024-06-3060000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-04-01 – 2023-06-3031000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence
2023-01-01 – 2023-06-3064000000 USD2024-08-06 · 00:46:42.000ZOpen filing evidence

Automotive Finance Operations Segment · Product And Service Other

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-305000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-3010000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Automotive Finance Operations Segment · Product And Service Other · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:AutomotiveFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-315000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-315000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Corporate Finance Operations Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Corporate Finance Operations Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31134000000 RestatedUSD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-31501000000 RestatedUSD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-04-01 – 2023-06-30120000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-30252000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-31132000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Corporate Finance Operations Segment · Operating Segments · Brokerage Commissionsand Other

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Corporate Finance Operations Segment · Operating Segments · Noninsurance Contracts

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Corporate Finance Operations Segment · Operating Segments · Remarketing Activities

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Corporate Finance Operations Segment · Operating Segments · Product And Service Other

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-12-310 USD2024-02-21 · 02:38:24.000ZOpen filing evidence

Corporate Finance Operations Segment · Banking Fees And Interchange Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Corporate Finance Operations Segment · Banking Fees And Interchange Income · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Corporate Finance Operations Segment · Brokerage Commissionsand Other

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-01-01 – 2023-03-310 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Corporate Finance Operations Segment · Noninsurance Contracts

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Corporate Finance Operations Segment · Noninsurance Contracts · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Corporate Finance Operations Segment · Product And Service Other · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:CorporateFinanceOperationsSegmentMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Insurance Operations Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-30175000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-30347000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-31172000000 USD2023-05-03 · 01:22:28.000ZOpen filing evidence

Insurance Operations Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31413000000 RestatedUSD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-07-01 – 2023-09-30322000000 RestatedUSD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-301095000000 RestatedUSD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-30366000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-30773000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-03-31407000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Insurance Operations Segment · Operating Segments · Brokerage Commissionsand Other

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Insurance Operations Segment · Operating Segments · Brokered Agent Commissions

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-303000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-3010000000 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Insurance Operations Segment · Operating Segments · Remarketing Activities

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Insurance Operations Segment · Noninsurance Contracts

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-30171000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-30340000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Insurance Operations Segment · Noninsurance Contracts · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-31173000000 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Insurance Operations Segment · Product And Service Other · Operating Segments

Statement Business Segments · Product Or Service · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:InsuranceOperationsSegmentMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2024-01-01 – 2024-03-310 USD2024-05-07 · 00:23:49.000ZOpen filing evidence

Mortgage Finance Segment

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Mortgage Finance Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-3057000000 RestatedUSD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-30173000000 RestatedUSD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-04-01 – 2023-06-3058000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-30116000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Mortgage Finance Segment · Operating Segments · Brokerage Commissionsand Other

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Mortgage Finance Segment · Operating Segments · Brokered Agent Commissions

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:BrokeredAgentCommissionsMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Mortgage Finance Segment · Operating Segments · Remarketing Activities

Statement Business Segments · Consolidation Items · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;srt:ProductOrServiceAxis=ally:RemarketingActivitiesMember
PeriodValueUnitFiledEvidence
2023-07-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence
2023-01-01 – 2023-09-300 USD2023-11-01 · 00:13:36.000ZOpen filing evidence

Mortgage Finance Segment · Banking Fees And Interchange Income

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=ally:BankingFeesAndInterchangeIncomeMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Mortgage Finance Segment · Brokerage Commissionsand Other

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=ally:BrokerageCommissionsandOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Mortgage Finance Segment · Noninsurance Contracts

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Mortgage Finance Segment · Product And Service Other

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=ally:MortgageFinanceSegmentMember;srt:ProductOrServiceAxis=us-gaap:ProductAndServiceOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Corporate And Other

Statement Business Segments

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-3034000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-3067000000 USD2023-08-02 · 00:04:28.000ZOpen filing evidence

Corporate And Other · Noninsurance Contracts

Statement Business Segments · Product Or Service

Source dimensions us-gaap:StatementBusinessSegmentsAxis=us-gaap:CorporateAndOtherMember;srt:ProductOrServiceAxis=ally:NoninsuranceContractsMember
PeriodValueUnitFiledEvidence
2023-04-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence
2023-01-01 – 2023-06-300 USD2023-08-02 · 00:04:28.000ZOpen filing evidence