Annual report pursuant to Section 13 and 15(d)

Derivatives - Designated Fair Value Hedged Assets and Liabilities (Details)

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Derivatives - Designated Fair Value Hedged Assets and Liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Derivative [Line Items]    
Hedged Liability, Statement of Financial Position [Extensible Enumeration] Long-term debt Long-term debt
Hedged liability, long-term debt, carrying value $ 203,986 $ 187,402
Hedged liability, long-term debt, cumulative fair value adjustments (5,767) (21,372)
Amortized cost basis of portfolios used in hedging relationships 39,100 21,400
Hedged asset, portfolio layer 22,500 9,200
Cumulative basis adjustments, increase (decrease), hedging relationships 48 (451)
AFS debt securities – Non-agency residential    
Derivative [Line Items]    
Hedged asset, available-for-sale debt securities and trading account assets, carrying value 134,077 167,518
Hedged asset, available-for-sale debt securities, cumulative fair value adjustments (1,793) (18,190)
Total trading account assets    
Derivative [Line Items]    
Hedged asset, available-for-sale debt securities and trading account assets, carrying value 7,475 16,119
Hedged asset, available-for-sale debt securities, cumulative fair value adjustments 414 146
Interest rate risk on long-term debt    
Derivative [Line Items]    
Increase (decrease) in liability (10,500) 137
Interest rate risk on available-for-sale securities    
Derivative [Line Items]    
Available-for-sale securities from discontinued hedging relationships cumulative decrease $ 5,600 $ 4,900