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v3.22.2

Loans and the Allowance for Credit Losses (Loans By Class Modified In TDR) (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 USD ($) obligor | Jun. 30, 2021 USD ($) obligor | Jun. 30, 2022 USD ($) obligor | Jun. 30, 2021 USD ($) obligor
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 487 | 202 | 926 | 462
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 106 | $ 120 | $ 210 | $ 194
Increase in Allowance at Modification | $ 2 | $ 2 | $ 6 | $ 5
Commercial And Industrial [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 10 | 15 | 20 | 41
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 23 | $ 20 | $ 60 | $ 50
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Commercial Real Estate Mortgage - Owner-Occupied [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 6 | 8 | 9 | 14
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 1 | $ 2 | $ 3 | $ 3
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Commercial Real Estate Construction - Owner-Occupied [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 0 | 1 | 0 | 1
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 0 | $ 1 | $ 0 | $ 1
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Commercial investor real estate mortgage [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 1 | 4 | 2 | 6
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 27 | $ 69 | $ 35 | $ 76
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Commercial Investor Real Estate Construction [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 0 | 0 | 0 | 0
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 0 | $ 0 | $ 0 | $ 0
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Residential First Mortgage [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 368 | 161 | 725 | 336
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 48 | $ 26 | $ 100 | $ 61
Increase in Allowance at Modification | $ 1 | $ 2 | $ 4 | $ 5
Home Equity Line [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 32 | 3 | 54 | 5
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 2 | $ 1 | $ 4 | $ 1
Increase in Allowance at Modification | $ 1 | $ 0 | $ 2 | $ 0
Home Equity Loan [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 68 | 6 | 110 | 7
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 5 | $ 1 | $ 8 | $ 1
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Consumer Credit Card [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 0 | 0 | 2 | 0
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 0 | $ 0 | $ 0 | $ 0
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
OtherConsumerExitPortfoliosMember |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 0 | 0 | 0 | 0
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 0 | $ 0 | $ 0 | $ 0
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Other consumer |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 2 | 4 | 4 | 52
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 0 | $ 0 | $ 0 | $ 1
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Commercial Portfolio Segment [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 16 | 24 | 29 | 56
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 24 | $ 23 | $ 63 | $ 54
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Total Investor Real Estate [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 1 | 4 | 2 | 6
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 27 | $ 69 | $ 35 | $ 76
Increase in Allowance at Modification | $ 0 | $ 0 | $ 0 | $ 0
Consumer Portfolio Segment [Member] |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Number of Obligors | obligor | 470 | 174 | 895 | 400
Financing Receivable, Troubled Debt Restructuring, Postmodification | $ 55 | $ 28 | $ 112 | $ 64
Increase in Allowance at Modification | $ 2 | $ 2 | $ 6 | $ 5

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