Annual report pursuant to Section 13 and 15(d)

BORROWINGS - Schedule of Short-Term Debt (Details)

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BORROWINGS - Schedule of Short-Term Debt (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Short-term Debt [Line Items]    
Total short-term borrowings $ 620 $ 2,027
Federal funds purchased and securities sold under agreements to repurchase    
Short-term Debt [Line Items]    
Total short-term borrowings 618 253
Other borrowings    
Short-term Debt [Line Items]    
Total short-term borrowings 2 74
Federal Home Loan Bank Advances    
Short-term Debt [Line Items]    
Total short-term borrowings $ 0 $ 1,700