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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amortized cost excluding accrued interest, of financing receivable 90 days or more past due and still accruing. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of credit loss after recoveries for transferred financial assets that continue to be recognized in the statement of financial position.

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Variable Interest Entities - Loan Delinquencies and Liquidation Losses (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Securitized loans
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
90 or more days past due and still accruing	$ 1,587		$ 1,671
Net liquidation losses/(recoveries)	28	$ 0
Securitized loans \| Commercial and other
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
90 or more days past due and still accruing	863		948
Net liquidation losses/(recoveries)	19	6
Nonconsolidated entities
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
Securitized assets	165,731		165,838
Nonconsolidated entities \| Commercial and other
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
Securitized assets	126,194		127,037
Prime / Alt-A & option ARMs \| Securitized loans \| Residential mortgage
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
90 or more days past due and still accruing	528		511
Net liquidation losses/(recoveries)	7	(6)
Prime / Alt-A & option ARMs \| Nonconsolidated entities \| Residential mortgage
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
Securitized assets	37,836		37,058
Subprime \| Securitized loans \| Residential mortgage
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
90 or more days past due and still accruing	196		212
Net liquidation losses/(recoveries)	2	$ 0
Subprime \| Nonconsolidated entities \| Residential mortgage
Information about delinquencies, net charge-offs, and components of off-balance sheet securitized financial assets [Abstract]
Securitized assets	$ 1,701		$ 1,743