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LOANS AND LEASES - Schedule of Amortized Cost of Loans Modified (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Loan modifications | $ 1 |  | $ 1
Total | $ 1,135 | $ 701 | $ 599
Percent of Total Loan Class | 0.77% | 0.50% | 0.45%
Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 651 | $ 401 | $ 477
Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 154 | 179 | 55
Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 17 | 36 | 2
Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 150 | 27 | 49
Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 129 | 57 | 7
Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 34 | 1 | 9
Commercial and industrial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 26 |  |
Commercial and industrial | Extended Maturity, Payment Delay And Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 6 |  |
Investor dependent |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  | 1 | 6
Residential mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 2 |  | 3
Commercial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 1,083 | $ 677 | $ 582
Percent of Total Loan Class | 0.90% | 0.60% | 0.55%
Commercial | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 631 | $ 382 | $ 467
Commercial | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 154 | 179 | 55
Commercial | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 16 | 34 | 2
Commercial | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 146 | 24 | 45
Commercial | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 104 | 57 | 7
Commercial | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 32 | 1 | 6
Commercial | Commercial and industrial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 597 | $ 286 | $ 192
Percent of Total Loan Class | 1.34% | 0.70% | 0.45%
Commercial | Commercial and industrial | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 434 | $ 143 | $ 178
Commercial | Commercial and industrial | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 85 | 97 | 2
Commercial | Commercial and industrial | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 30 | 0
Commercial | Commercial and industrial | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 19 | 14 | 5
Commercial | Commercial and industrial | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 27 | 2 | 7
Commercial | Commercial and industrial | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 32 | 0 | 0
Commercial | Owner occupied commercial mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 66 | $ 54 | $ 18
Percent of Total Loan Class | 0.38% | 0.32% | 0.11%
Commercial | Owner occupied commercial mortgage | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 15 | $ 37 | $ 16
Commercial | Owner occupied commercial mortgage | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 7 | 10 | 0
Commercial | Owner occupied commercial mortgage | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 4 | 2
Commercial | Owner occupied commercial mortgage | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 18 | 1 | 0
Commercial | Owner occupied commercial mortgage | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 26 | 2 | 0
Commercial | Owner occupied commercial mortgage | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Commercial | Investor dependent |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 77 | $ 99 | $ 62
Percent of Total Loan Class | 2.77% | 3.07% | 1.44%
Commercial | Investor dependent | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 13 | $ 7 | $ 11
Commercial | Investor dependent | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 53 | 64 | 45
Commercial | Investor dependent | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Commercial | Investor dependent | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Commercial | Investor dependent | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 11 | 27 | 0
Commercial | Investor dependent | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 1 | 6
Commercial | Commercial real estate |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 343 | $ 238 | $ 310
Percent of Total Loan Class | 1.44% | 1.04% | 1.54%
Commercial | Commercial real estate | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 169 | $ 195 | $ 262
Commercial | Commercial real estate | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 9 | 8 | 8
Commercial | Commercial real estate | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 16 | 0 | 0
Commercial | Commercial real estate | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 109 | 9 | 40
Commercial | Commercial real estate | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 40 | 26 | 0
Commercial | Commercial real estate | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 52 | $ 24 | $ 17
Percent of Total Loan Class | 0.19% | 0.09% | 0.06%
Consumer | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 20 | $ 19 | $ 10
Consumer | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 1 | 2 | 0
Consumer | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 4 | 3 | 4
Consumer | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 25 | 0 | 0
Consumer | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 2 | 0 | 3
Consumer | Residential mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 46 | $ 14 | $ 14
Percent of Total Loan Class | 0.21% | 0.06% | 0.06%
Consumer | Residential mortgage | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 15 | $ 10 | $ 8
Consumer | Residential mortgage | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Residential mortgage | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 1 | 2 | 0
Consumer | Residential mortgage | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 3 | 2 | 3
Consumer | Residential mortgage | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 25 | 0 | 0
Consumer | Residential mortgage | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 2 | 0 | 3
Consumer | Revolving mortgage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 6 | $ 10 | $ 3
Percent of Total Loan Class | 0.22% | 0.38% | 0.12%
Consumer | Revolving mortgage | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 5 | $ 9 | $ 2
Consumer | Revolving mortgage | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Revolving mortgage | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Revolving mortgage | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 1 | 1 | 1
Consumer | Revolving mortgage | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Revolving mortgage | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Auto |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 0 | $ 0 | $ 0
Percent of Total Loan Class | 0.03% | 0.01% | 0.01%
Consumer | Auto | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 0 | $ 0 | $ 0
Consumer | Auto | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Auto | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Auto | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Auto | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Auto | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Other consumer |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 0 | $ 0 | $ 0
Percent of Total Loan Class | 0.03% | 0.03% | 0.02%
Consumer | Other consumer | Term Extension |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 0 | $ 0 | $ 0
Consumer | Other consumer | Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Other consumer | Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Other consumer | Term Extension and Interest Rate Reduction |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Other consumer | Term Extension and Payment Delay |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 0 | 0 | 0
Consumer | Other consumer | Other Combinations |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 0 | $ 0 | $ 0

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