Annual report pursuant to Section 13 and 15(d)

Outstanding Loans and Leases and Allowance for Credit Losses - Commercial Loans - Impaired Loans (Details)

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Outstanding Loans and Leases and Allowance for Credit Losses - Commercial Loans - Impaired Loans (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Financing Receivable, Impaired [Line Items]      
Loans held-for-sale $ 15,635 $ 9,243  
Originations and purchases 43,635 19,657 $ 28,874
Accrued interest receivable 2,200 2,400  
Credit card lines      
Financing Receivable, Impaired [Line Items]      
Interest and fee income reversed 446 512  
Commercial      
Financing Receivable, Impaired [Line Items]      
Carrying Value 1,300 1,200 1,700
Lending commitments 283 402 445
Commitments in payment default 262 218 207
Loans held-for-sale 15,600 9,200  
Proceeds from sales and paydowns of loans originally classified as LHFS 43,600 20,100 30,600
Originations and purchases $ 37,300 $ 19,700 $ 28,900