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Loans and Leases - Accruing And Non-Accruing Loans By Class (Details) - USD ($) $ in Millions | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | $ 56,930 | $ 54,436
Total Accruing | 57,062 | 54,584
Current, non-accruing | 150 | 182
Total Non- Accruing | 292 | 275
Loans and leases | 57,354 | 54,859
30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 108 | 108
Past due, non-accruing | 31 | 7
90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 24 | 40
Past due, non-accruing | 111 | 86
Commercial: | Commercial, financial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 31,438 | 30,885
Total Accruing | 31,504 | 30,943
Current, non-accruing | 49 | 97
Total Non- Accruing | 116 | 125
Loans and leases | 31,620 | 31,068
Commercial: | Commercial, financial and industrial | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 65 | 53
Past due, non-accruing | 21 | 1
Commercial: | Commercial, financial and industrial | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 5
Past due, non-accruing | 46 | 27
Commercial: | Commercial, financial and industrial | C&I |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 28,728 | 26,367
Total Accruing | 28,794 | 26,425
Current, non-accruing | 49 | 97
Total Non- Accruing | 116 | 125
Loans and leases | 28,910 | 26,550
Nonaccrual, no allowance | 113 | 99
Commercial: | Commercial, financial and industrial | C&I | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 65 | 53
Past due, non-accruing | 21 | 1
Commercial: | Commercial, financial and industrial | C&I | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 5
Past due, non-accruing | 46 | 27
Commercial: | Commercial, financial and industrial | Loans to mortgage companies |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 2,710 | 4,518
Total Accruing | 2,710 | 4,518
Current, non-accruing | 0 | 0
Total Non- Accruing | 0 | 0
Loans and leases | 2,710 | 4,518
Commercial: | Commercial, financial and industrial | Loans to mortgage companies | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | 0 | 0
Commercial: | Commercial, financial and industrial | Loans to mortgage companies | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | 0 | 0
Commercial: | Commercial, financial and industrial | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual, no allowance | 5 | 5
Commercial: | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 13,021 | 12,109
Commercial: | Commercial real estate | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing |  | 12,087
Total Accruing |  | 12,100
Current, non-accruing |  | 6
Total Non- Accruing |  | 9
Loans and leases | 13,021 | 12,109
Commercial: | Commercial real estate | CRE | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing |  | 13
Past due, non-accruing |  | 1
Commercial: | Commercial real estate | CRE | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing |  | 0
Past due, non-accruing |  | 2
Commercial real estate | Commercial real estate | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 13,006 |
Total Accruing | 13,011 |
Current, non-accruing | 7 |
Total Non- Accruing | 10 |
Loans and leases | 13,021 |
Commercial real estate | Commercial real estate | CRE | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 5 |
Past due, non-accruing | 0 |
Commercial real estate | Commercial real estate | CRE | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 |
Past due, non-accruing | 3 |
Consumer: |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 11,864 | 10,772
Consumer: | Consumer Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 11,653 | 10,564
Total Accruing | 11,701 | 10,634
Current, non-accruing | 93 | 78
Total Non- Accruing | 163 | 138
Loans and leases | 11,864 | 10,772
Consumer: | Consumer Real Estate | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 31 | 37
Past due, non-accruing | 9 | 5
Consumer: | Consumer Real Estate | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 17 | 33
Past due, non-accruing | 61 | 55
Consumer: | Consumer Real Estate | HELOC |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 1,917 | 1,906
Total Accruing | 1,932 | 1,919
Current, non-accruing | 35 | 34
Total Non- Accruing | 45 | 45
Loans and leases | 1,977 | 1,964
Nonaccrual, no allowance | 5 | 7
Consumer: | Consumer Real Estate | HELOC | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 10 | 7
Past due, non-accruing | 2 | 2
Consumer: | Consumer Real Estate | HELOC | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 5 | 6
Past due, non-accruing | 8 | 9
Consumer: | Consumer Real Estate | Real estate installment loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 9,736 | 8,658
Total Accruing | 9,769 | 8,715
Current, non-accruing | 58 | 44
Total Non- Accruing | 118 | 93
Loans and leases | 9,887 | 8,808
Nonaccrual, no allowance | 7 | 50
Consumer: | Consumer Real Estate | Real estate installment loans | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 21 | 30
Past due, non-accruing | 7 | 3
Consumer: | Consumer Real Estate | Real estate installment loans | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 12 | 27
Past due, non-accruing | 53 | 46
Consumer: | Credit Card and Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 833 | 900
Total Accruing | 846 | 907
Current, non-accruing | 1 | 1
Total Non- Accruing | 3 | 3
Loans and leases | 849 | 910
Consumer: | Credit Card and Other | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 7 | 5
Past due, non-accruing | 1 | 0
Consumer: | Credit Card and Other | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 6 | 2
Past due, non-accruing | 1 | 2
Consumer: | Credit Card and Other | Credit card |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 256 | 292
Total Accruing | 267 | 296
Current, non-accruing | 0 | 0
Total Non- Accruing | 0 | 0
Loans and leases | 267 | 296
Consumer: | Credit Card and Other | Credit card | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 5 | 2
Past due, non-accruing | 0 | 0
Consumer: | Credit Card and Other | Credit card | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 6 | 2
Past due, non-accruing | 0 | 0
Consumer: | Credit Card and Other | Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 577 | 608
Total Accruing | 579 | 611
Current, non-accruing | 1 | 1
Total Non- Accruing | 3 | 3
Loans and leases | 582 | 614
Consumer: | Credit Card and Other | Other | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 2 | 3
Past due, non-accruing | 1 | 0
Consumer: | Credit Card and Other | Other | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | $ 1 | $ 2

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