Annual report pursuant to Section 13 and 15(d)

Securities Financing Agreements, Short-term Borrowings, Collateral and Restricted Cash - Short-term Bank Notes (Details)

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Securities Financing Agreements, Short-term Borrowings, Collateral and Restricted Cash - Short-term Bank Notes (Details) - Bank of America, N.A. - Subsidiaries - USD ($)
$ in Billions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Debt Instrument [Line Items]    
Registration statement, minimum maturity period (in days) 7 days  
Registration statement, short-term debt outstanding under program $ 6.2 $ 1.8
Bank Notes    
Debt Instrument [Line Items]    
Registration statement, authorized $ 75.0