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v3.19.3

ALLOWANCE FOR CREDIT LOSSES, NONPERFORMING ASSETS, AND CONCENTRATIONS OF CREDIT RISK - Troubled Debt Restructuring (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 USD ($) contract | Sep. 30, 2018 USD ($) contract | Sep. 30, 2019 USD ($) contract | Sep. 30, 2018 USD ($) contract
Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 928 | 718 | 2,649 | 2,032
Recorded Investment | $ | $ 14 | $ 9 | $ 37 | $ 25
Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 34 | 97 | 130 | 262
Recorded Investment | $ | $ 4 | $ 13 | $ 17 | $ 30
Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 809 | 549 | 1,975 | 1,801
Recorded Investment | $ | $ 31 | $ 18 | $ 154 | $ 246
Commercial | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 2 | 1 | 3 | 6
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 1
Commercial | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 6 | 13 | 19 | 24
Recorded Investment | $ | $ 1 | $ 1 | $ 2 | $ 2
Commercial | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 6 | 1 | 24 | 42
Recorded Investment | $ | $ 15 | $ 0 | $ 102 | $ 187
Commercial | Commercial | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 2 | 1 | 3 | 6
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 1
Commercial | Commercial | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 6 | 13 | 18 | 23
Recorded Investment | $ | $ 1 | $ 1 | $ 2 | $ 2
Commercial | Commercial | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 6 | 1 | 24 | 40
Recorded Investment | $ | $ 15 | $ 0 | $ 102 | $ 156
Commercial | Commercial real estate | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Commercial | Commercial real estate | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 1 | 1
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Commercial | Commercial real estate | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 2
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 31
Retail | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 926 | 717 | 2,646 | 2,026
Recorded Investment | $ | $ 14 | $ 9 | $ 37 | $ 24
Retail | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 28 | 84 | 111 | 238
Recorded Investment | $ | $ 3 | $ 12 | $ 15 | $ 28
Retail | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 803 | 548 | 1,951 | 1,759
Recorded Investment | $ | $ 16 | $ 18 | $ 52 | $ 59
Retail | Residential mortgages | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 12 | 9 | 25 | 32
Recorded Investment | $ | $ 2 | $ 1 | $ 6 | $ 4
Retail | Residential mortgages | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 8 | 17 | 29 | 47
Recorded Investment | $ | $ 2 | $ 2 | $ 5 | $ 6
Retail | Residential mortgages | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 25 | 31 | 87 | 117
Recorded Investment | $ | $ 4 | $ 3 | $ 13 | $ 14
Retail | Home equity loans | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 11 | 10 | 24 | 32
Recorded Investment | $ | $ 0 | $ 1 | $ 1 | $ 3
Retail | Home equity loans | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 1
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Home equity loans | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 19 | 40 | 64 | 106
Recorded Investment | $ | $ 1 | $ 2 | $ 3 | $ 5
Retail | Home equity lines of credit | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 51 | 27 | 123 | 55
Recorded Investment | $ | $ 6 | $ 3 | $ 14 | $ 5
Retail | Home equity lines of credit | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 16 | 58 | 66 | 147
Recorded Investment | $ | $ 1 | $ 10 | $ 10 | $ 21
Retail | Home equity lines of credit | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 95 | 104 | 277 | 310
Recorded Investment | $ | $ 5 | $ 7 | $ 17 | $ 21
Retail | Home equity loans serviced by others | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 1 | 2 | 1 | 3
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Home equity loans serviced by others | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Home equity loans serviced by others | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 4 | 5 | 11 | 20
Recorded Investment | $ | $ 0 | $ 1 | $ 1 | $ 1
Retail | Home equity lines of credit serviced by others | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 1 | 0 | 5
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Home equity lines of credit serviced by others | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 1
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Home equity lines of credit serviced by others | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 2 | 8 | 6 | 13
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Automobile | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 46 | 45 | 111 | 122
Recorded Investment | $ | $ 1 | $ 0 | $ 2 | $ 2
Retail | Automobile | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 4 | 9 | 16 | 42
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 1
Retail | Automobile | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 309 | 315 | 933 | 893
Recorded Investment | $ | $ 4 | $ 4 | $ 13 | $ 13
Retail | Education | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Education | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Education | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 131 | 45 | 211 | 296
Recorded Investment | $ | $ 2 | $ 1 | $ 5 | $ 5
Retail | Credit cards | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 805 | 623 | 2,362 | 1,776
Recorded Investment | $ | $ 5 | $ 4 | $ 14 | $ 10
Retail | Credit cards | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Credit cards | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 163 | 0 | 304 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Other retail | Interest Rate Reduction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 1
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Other retail | Maturity Extension |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 0 | 0 | 0
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0
Retail | Other retail | Other |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Contracts | contract | 55 | 0 | 58 | 4
Recorded Investment | $ | $ 0 | $ 0 | $ 0 | $ 0

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