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Loans and Leases - Accruing and Non-Accruing Loans by Class (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | $ 62,545 | $ 61,853
Total Accruing | 62,667 | 61,963
Current, non-accruing | 342 | 372
Total Non- Accruing | 593 | 602
Loans and leases | 63,260 | 62,565
30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 114 | 89
Past due, non-accruing | 122 | 51
90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 8 | 21
Past due, non-accruing | 129 | 179
Commercial: | Commercial, financial, and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 34,083 | 33,222
Total Accruing | 34,134 | 33,255
Current, non-accruing | 166 | 101
Total Non- Accruing | 225 | 173
Loans and leases | 34,359 | 33,428
Commercial: | Commercial, financial, and industrial | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 50 | 32
Past due, non-accruing | 4 | 26
Commercial: | Commercial, financial, and industrial | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 1
Past due, non-accruing | 55 | 46
Commercial: | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 13,936 | 14,421
Commercial: | Credit Card and Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 162 | 174
Consumer: |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 14,368 | 14,047
Consumer: | Consumer Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 14,196 | 13,845
Total Accruing | 14,237 | 13,914
Current, non-accruing | 52 | 50
Total Non- Accruing | 131 | 133
Loans and leases | 14,368 | 14,047
Consumer: | Consumer Real Estate | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 35 | 50
Past due, non-accruing | 23 | 14
Consumer: | Consumer Real Estate | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 6 | 19
Past due, non-accruing | 56 | 69
Consumer: | Credit Card and Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 592 | 662
Total Accruing | 596 | 667
Current, non-accruing | 0 | 0
Total Non- Accruing | 1 | 2
Loans and leases | 597 | 669
Consumer: | Credit Card and Other | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 3 | 4
Past due, non-accruing | 0 | 1
Consumer: | Credit Card and Other | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 1
Past due, non-accruing | 1 | 1
C&I | Commercial: | Commercial, financial, and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 30,025 | 29,751
Total Accruing | 30,076 | 29,784
Current, non-accruing | 166 | 101
Total Non- Accruing | 225 | 173
Loans and leases | 30,301 | 29,957
Nonaccrual, no allowance | 207 | 172
C&I | Commercial: | Commercial, financial, and industrial | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 50 | 32
Past due, non-accruing | 4 | 26
C&I | Commercial: | Commercial, financial, and industrial | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 1
Past due, non-accruing | 55 | 46
Loans to mortgage companies | Commercial: | Commercial, financial, and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 4,058 | 3,471
Total Accruing | 4,058 | 3,471
Current, non-accruing | 0 | 0
Total Non- Accruing | 0 | 0
Loans and leases | 4,058 | 3,471
Loans to mortgage companies | Commercial: | Commercial, financial, and industrial | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | 0 | 0
Loans to mortgage companies | Commercial: | Commercial, financial, and industrial | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | 0 | 0
Commercial Real Estate | Commercial: | Commercial, financial, and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual, no allowance | 228 | 287
Commercial Real Estate | Commercial: | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 13,936 | 14,421
Commercial Real Estate | Commercial real estate | Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 13,674 | 14,124
Total Accruing | 13,700 | 14,127
Current, non-accruing | 124 | 221
Total Non- Accruing | 236 | 294
Loans and leases | 13,936 | 14,421
Commercial Real Estate | Commercial real estate | Commercial real estate | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 26 | 3
Past due, non-accruing | 95 | 10
Commercial Real Estate | Commercial real estate | Commercial real estate | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | 17 | 63
HELOC | Consumer: | Consumer Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 2,084 | 2,045
Total Accruing | 2,099 | 2,058
Current, non-accruing | 18 | 19
Total Non- Accruing | 29 | 34
Loans and leases | 2,128 | 2,092
Nonaccrual, no allowance | 3 | 3
HELOC | Consumer: | Consumer Real Estate | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 12 | 11
Past due, non-accruing | 4 | 4
HELOC | Consumer: | Consumer Real Estate | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 3 | 2
Past due, non-accruing | 7 | 11
R E Installment Loans | Consumer: | Consumer Real Estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 12,112 | 11,800
Total Accruing | 12,138 | 11,856
Current, non-accruing | 34 | 31
Total Non- Accruing | 102 | 99
Loans and leases | 12,240 | 11,955
Nonaccrual, no allowance | 12 | 9
R E Installment Loans | Consumer: | Consumer Real Estate | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 23 | 39
Past due, non-accruing | 19 | 10
R E Installment Loans | Consumer: | Consumer Real Estate | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 3 | 17
Past due, non-accruing | 49 | 58
Credit card | Consumer: | Credit Card and Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 245 | 262
Total Accruing | 247 | 265
Current, non-accruing | 0 | 0
Total Non- Accruing | 0 | 0
Loans and leases | 247 | 265
Credit card | Consumer: | Credit Card and Other | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 2
Past due, non-accruing | 0 | 0
Credit card | Consumer: | Credit Card and Other | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 1 | 1
Past due, non-accruing | 0 | 0
Other | Consumer: | Credit Card and Other |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Current, accruing | 347 | 400
Total Accruing | 349 | 402
Current, non-accruing | 0 | 0
Total Non- Accruing | 1 | 2
Loans and leases | 350 | 404
Other | Consumer: | Credit Card and Other | 30-89 Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 2 | 2
Past due, non-accruing | 0 | 1
Other | Consumer: | Credit Card and Other | 90+ Days Past Due |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Past due, accruing | 0 | 0
Past due, non-accruing | $ 1 | $ 1

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