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LOANS AND LEASES - Schedule of Loans and Leases Delinquency Status (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024 | Sep. 30, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | $ 143,352 | $ 139,037 |
Nonaccrual Loans | 1,406 | 1,184 |
Total loans and leases | 144,758 | 140,221 | $ 138,695
Financing receivable, accrued interest reversed to nonaccrual status | 14 | 14 |
Financing receivable, nonaccrual without allowance for credit loss | 411 | 303 |
Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 897 | 751 |
30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 506 | 516 |
60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 182 | 126 |
90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 209 | 109 |
Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 142,455 | 138,286 |
Global fund banking |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 31,615 | 27,904 |
Investor dependent |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,772 | 3,193 |
Commercial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 115,234 | 110,990 |
Nonaccrual Loans | 1,194 | 1,003 |
Total loans and leases | 116,428 | 111,993 |
Commercial | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 699 | 495 |
Commercial | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 360 | 307 |
Commercial | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 138 | 89 |
Commercial | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 201 | 99 |
Commercial | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 114,535 | 110,495 |
Commercial | Commercial construction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 5,917 | 5,100 |
Nonaccrual Loans | 9 | 9 |
Total loans and leases | 5,926 | 5,109 |
Commercial | Commercial construction | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 47 | 23 |
Commercial | Commercial construction | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 8 | 21 |
Commercial | Commercial construction | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 20 | 1 |
Commercial | Commercial construction | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 19 | 1 |
Commercial | Commercial construction | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 5,870 | 5,077 |
Commercial | Owner occupied commercial mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 17,074 | 16,780 |
Nonaccrual Loans | 158 | 62 |
Total loans and leases | 17,232 | 16,842 |
Commercial | Owner occupied commercial mortgage | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 52 | 41 |
Commercial | Owner occupied commercial mortgage | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 31 | 30 |
Commercial | Owner occupied commercial mortgage | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 21 | 9 |
Commercial | Owner occupied commercial mortgage | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 2 |
Commercial | Owner occupied commercial mortgage | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 17,022 | 16,739 |
Commercial | Non-owner occupied commercial mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 15,280 | 15,769 |
Nonaccrual Loans | 365 | 425 |
Total loans and leases | 15,645 | 16,194 |
Commercial | Non-owner occupied commercial mortgage | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 214 | 148 |
Commercial | Non-owner occupied commercial mortgage | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 36 | 43 |
Commercial | Non-owner occupied commercial mortgage | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 36 | 27 |
Commercial | Non-owner occupied commercial mortgage | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 142 | 78 |
Commercial | Non-owner occupied commercial mortgage | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 15,066 | 15,621 |
Commercial | Commercial and industrial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 40,596 | 40,348 |
Nonaccrual Loans | 576 | 389 |
Total loans and leases | 41,172 | 40,737 |
Commercial | Commercial and industrial | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 346 | 226 |
Commercial | Commercial and industrial | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 253 | 170 |
Commercial | Commercial and industrial | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 53 | 40 |
Commercial | Commercial and industrial | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 40 | 16 |
Commercial | Commercial and industrial | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 40,250 | 40,122 |
Commercial | Leases |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,041 | 1,983 |
Nonaccrual Loans | 25 | 31 |
Total loans and leases | 2,066 | 2,014 |
Commercial | Leases | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 37 | 46 |
Commercial | Leases | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 30 | 33 |
Commercial | Leases | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 7 | 11 |
Commercial | Leases | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 2 |
Commercial | Leases | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,004 | 1,937 |
Commercial | Global fund banking |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 31,615 | 27,904 |
Nonaccrual Loans | 0 | 0 |
Total loans and leases | 31,615 | 27,904 |
Commercial | Global fund banking | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Commercial | Global fund banking | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Commercial | Global fund banking | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Commercial | Global fund banking | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Commercial | Global fund banking | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 31,615 | 27,904 |
Commercial | Investor dependent |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,711 | 3,106 |
Nonaccrual Loans | 61 | 87 |
Total loans and leases | 2,772 | 3,193 |
Commercial | Investor dependent | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 3 | 11 |
Commercial | Investor dependent | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2 | 10 |
Commercial | Investor dependent | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 1 | 1 |
Commercial | Investor dependent | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Commercial | Investor dependent | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,708 | 3,095 |
Consumer |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 28,118 | 28,047 |
Nonaccrual Loans | 212 | 181 |
Total loans and leases | 28,330 | 28,228 |
Consumer | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 198 | 256 |
Consumer | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 146 | 209 |
Consumer | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 44 | 37 |
Consumer | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 8 | 10 |
Consumer | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 27,920 | 27,791 |
Consumer | Residential mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 22,866 | 23,004 |
Nonaccrual Loans | 170 | 148 |
Total loans and leases | 23,036 | 23,152 |
Consumer | Residential mortgage | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 158 | 206 |
Consumer | Residential mortgage | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 116 | 172 |
Total loans and leases | 134 | 184 |
Consumer | Residential mortgage | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 36 | 27 |
Total loans and leases | 55 | 41 |
Consumer | Residential mortgage | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 6 | 7 |
Total loans and leases | 93 | 99 |
Consumer | Residential mortgage | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 22,708 | 22,798 |
Total loans and leases | 22,754 | 22,828 |
Consumer | Revolving mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,761 | 2,543 |
Nonaccrual Loans | 33 | 24 |
Total loans and leases | 2,794 | 2,567 |
Consumer | Revolving mortgage | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 19 | 24 |
Consumer | Revolving mortgage | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 16 | 20 |
Total loans and leases | 20 | 22 |
Consumer | Revolving mortgage | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 3 | 4 |
Total loans and leases | 6 | 6 |
Consumer | Revolving mortgage | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Total loans and leases | 14 | 11 |
Consumer | Revolving mortgage | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2,742 | 2,519 |
Total loans and leases | 2,754 | 2,528 |
Consumer | Consumer auto |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 1,455 | 1,515 |
Nonaccrual Loans | 8 | 8 |
Total loans and leases | 1,463 | 1,523 |
Consumer | Consumer auto | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 12 | 15 |
Consumer | Consumer auto | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 10 | 12 |
Total loans and leases | 12 | 13 |
Consumer | Consumer auto | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2 | 3 |
Total loans and leases | 3 | 4 |
Consumer | Consumer auto | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 0 | 0 |
Total loans and leases | 2 | 4 |
Consumer | Consumer auto | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 1,443 | 1,500 |
Total loans and leases | 1,446 | 1,502 |
Consumer | Consumer other |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 1,036 | 985 |
Nonaccrual Loans | 1 | 1 |
Total loans and leases | 1,037 | 986 |
Consumer | Consumer other | Total Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 9 | 11 |
Consumer | Consumer other | 30-59 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 4 | 5 |
Total loans and leases | 3 | 5 |
Consumer | Consumer other | 60-89 Days Past Due |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 3 | 3 |
Total loans and leases | 2 | 3 |
Consumer | Consumer other | 90 Days or Greater |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 2 | 3 |
Total loans and leases | 3 | 3 |
Consumer | Consumer other | Current |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total loans and leases | 1,027 | 974 |
Total loans and leases | $ 1,029 | $ 975 |

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