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CREDIT QUALITY AND THE ALLOWANCE FOR CREDIT LOSSES - Troubled Debt Restructurings, Modified Default (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2024 USD ($)
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | $ 80
Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 2
Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 78
Commercial |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 72
Commercial | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Commercial | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 72
Commercial | Commercial and industrial |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 34
Commercial | Commercial and industrial | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Commercial | Commercial and industrial | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 34
Commercial | Commercial real estate |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 38
Commercial | Commercial real estate | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Commercial | Commercial real estate | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 38
Retail |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 8
Retail | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 2
Retail | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 6
Retail | Residential mortgages |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 6
Retail | Residential mortgages | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Residential mortgages | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 6
Retail | Home equity |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Home equity | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Home equity | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Automobile |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Automobile | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Automobile | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Education |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 2
Retail | Education | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 2
Retail | Education | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Other retail |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Other retail | Interest Rate Reduction |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | 0
Retail | Other retail | Term Extension |
Financing Receivable, Modified, Subsequent Default [Line Items] |
Amortized cost basis of modified loans that are in subsequent default | $ 0

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