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Commitments, Contingent Liabilities, and Guarantees - Guarantees (Details) $ in Millions | Dec. 31, 2023 USD ($)
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Guarantor Obligations [Line Items] |
Maximum Potential Undiscounted Future Payments | $ 18,353
Liability Recorded | 371
Standby letters of credit |
Guarantor Obligations [Line Items] |
Maximum Potential Undiscounted Future Payments | 4,234
Liability Recorded | 79
Recourse agreement with FNMA |
Guarantor Obligations [Line Items] |
Maximum Potential Undiscounted Future Payments | 7,465
Liability Recorded | 98
Residential mortgage reserve |
Guarantor Obligations [Line Items] |
Maximum Potential Undiscounted Future Payments | 3,350
Liability Recorded | 11
Written put options |
Guarantor Obligations [Line Items] |
Maximum Potential Undiscounted Future Payments | 3,304
Liability Recorded | $ 183

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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-4 + Details
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