Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE FINANCIAL INSTRUMENTS - Asset and Liability Management (Details)

v3.23.1
DERIVATIVE FINANCIAL INSTRUMENTS - Asset and Liability Management (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Notional Disclosures [Abstract]      
Notional Value $ 44,190   $ 42,636
Increase (decrease) to net interest income due to derivative adjustment (52) $ 39  
Not Designated as Hedging Instrument, Economic Hedge      
Notional Disclosures [Abstract]      
Notional Value 1,675   175
Fair Value Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 19,690   18,136
Cash Flow Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 22,825   24,325
Investment securities      
Notional Disclosures [Abstract]      
Notional Value 13,461   10,407
Investment securities | Not Designated as Hedging Instrument, Economic Hedge      
Notional Disclosures [Abstract]      
Notional Value 1,500   0
Investment securities | Fair Value Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 11,961   10,407
Investment securities | Cash Flow Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 0   0
Loans      
Notional Disclosures [Abstract]      
Notional Value 23,000   24,500
Loans | Not Designated as Hedging Instrument, Economic Hedge      
Notional Disclosures [Abstract]      
Notional Value 175   175
Loans | Fair Value Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 0   0
Loans | Cash Flow Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 22,825   24,325
Long-term debt      
Notional Disclosures [Abstract]      
Notional Value 7,729   7,729
Long-term debt | Not Designated as Hedging Instrument, Economic Hedge      
Notional Disclosures [Abstract]      
Notional Value 0   0
Long-term debt | Fair Value Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value 7,729   7,729
Long-term debt | Cash Flow Hedging | Derivatives designated as Hedging Instruments      
Notional Disclosures [Abstract]      
Notional Value $ 0   $ 0