Annual report pursuant to Section 13 and 15(d)

Outstanding Loans and Leases and Allowance for Credit Losses - Nonperforming, Narrative (Details)

v3.22.4
Outstanding Loans and Leases and Allowance for Credit Losses - Nonperforming, Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Financing Receivable, Past Due [Line Items]    
Nonperforming loans and leases $ 3,808 $ 4,567
Threshold period past due for nonperforming status of financing receivables 90 days 90 days
Commercial    
Financing Receivable, Past Due [Line Items]    
Nonperforming loans and leases $ 1,054 $ 1,578
Threshold period past due for nonperforming status of financing receivables 90 days  
Consumer Portfolio Segment    
Financing Receivable, Past Due [Line Items]    
Nonperforming loans and leases $ 2,754 2,989
Threshold period past due for nonperforming status of financing receivables 90 days  
Consumer Portfolio Segment | Residential Mortgage    
Financing Receivable, Past Due [Line Items]    
Nonperforming loans and leases $ 2,167 2,284
Federal National Mortgage Association Certificates and Obligations (FNMA) and Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) | Residential Mortgage    
Financing Receivable, Past Due [Line Items]    
Long-term credit protection agreements, amount covered $ 9,500 $ 10,500