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Loans and Related Allowance for Credit Losses (Subsequent Default) (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2023 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | $ 331
Rate Reduction |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 47
Term Extension |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 53
Payment Delay |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 196
Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 35
Total commercial lending |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 272
Total commercial lending | Rate Reduction |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 46
Total commercial lending | Term Extension |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 53
Total commercial lending | Payment Delay |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 166
Total commercial lending | Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 7
Total commercial lending | Commercial and industrial |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 211
Total commercial lending | Commercial and industrial | Term Extension |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 38
Total commercial lending | Commercial and industrial | Payment Delay |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 166
Total commercial lending | Commercial and industrial | Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 7
Total commercial lending | Commercial real estate |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 61
Total commercial lending | Commercial real estate | Rate Reduction |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 46
Total commercial lending | Commercial real estate | Term Extension |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 15
Total consumer lending |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 59
Total consumer lending | Rate Reduction |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 1
Total consumer lending | Term Extension |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default |
Total consumer lending | Payment Delay |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 30
Total consumer lending | Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 28
Total consumer lending | Residential real estate |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 31
Total consumer lending | Residential real estate | Rate Reduction |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 1
Total consumer lending | Residential real estate | Term Extension |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default |
Total consumer lending | Residential real estate | Payment Delay |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 28
Total consumer lending | Residential real estate | Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 2
Total consumer lending | Home equity |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 12
Total consumer lending | Home equity | Payment Delay |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 2
Total consumer lending | Home equity | Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 10
Total consumer lending | Credit card |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | 16
Total consumer lending | Credit card | Other |
Financing Receivable, Troubled Debt Restructuring [Line Items] |
Subsequent default | $ 16

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