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LOANS AND LEASES - Schedule of Loan Modifications (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 18.3 | $ 53.3 | $ 59.2
Term Extension |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | 12.9 | 10.5 | 48.1
Term Extension | Commercial real estate |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 2.3 | $ 0.3 | $ 21.5
% of Total Class of Financing Receivable | 0.02% | 0.00% | 0.17%
Term increase from modification | 6 months | 7 months | 15 months
Term Extension | Commercial and industrial |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 1.2 | $ 0.1 | $ 20.6
% of Total Class of Financing Receivable | 0.02% | 0.00% | 0.28%
Term increase from modification | 21 months |  | 34 months
Term Extension | Direct installment |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 2.7 | $ 1.5 | $ 1.7
% of Total Class of Financing Receivable | 0.10% | 0.06% | 0.06%
Term increase from modification | 77 months | 65 months | 90 months
Term Extension | Residential mortgages |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 6.0 | $ 7.3 | $ 3.8
% of Total Class of Financing Receivable | 0.07% | 0.09% | 0.06%
Term increase from modification | 37 months | 70 months | 91 months
Term Extension | Consumer lines of credit |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 0.7 | $ 1.3 | $ 0.5
% of Total Class of Financing Receivable | 0.05% | 0.09% | 0.04%
Term increase from modification | 169 months | 221 months |
Rate Reduction |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 0.1 |
Rate Reduction | Residential mortgages |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 0.1 |
% of Total Class of Financing Receivable |  | 0.00% |
Term Extension and Rate Reduction |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 3.2 | $ 34.6 | $ 2.0
Term Extension and Rate Reduction | Commercial real estate |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 17.6 |
% of Total Class of Financing Receivable |  | 0.14% |
Term reduction from modification |  | 1.90% |
Term Extension and Rate Reduction | Commercial and industrial |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 15.5 | $ 0.1
% of Total Class of Financing Receivable |  | 0.21% | 0.00%
Term increase from modification |  | 6 months |
Term reduction from modification |  |  | 4.62%
Term Extension and Rate Reduction | Direct installment |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  |  | $ 0.4
% of Total Class of Financing Receivable |  |  | 0.01%
Term increase from modification |  |  | 319 months
Term Extension and Rate Reduction | Residential mortgages |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 3.2 | $ 1.3 | $ 0.8
% of Total Class of Financing Receivable | 0.04% | 0.02% | 0.01%
Term increase from modification | 28 years |  |
Term reduction from modification |  |  | 2.67%
Term Extension and Rate Reduction | Residential mortgages | Minimum |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Term reduction from modification | 0.32% |  |
Term Extension and Rate Reduction | Residential mortgages | Maximum |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Term reduction from modification | 4.75% |  |
Term Extension and Rate Reduction | Consumer lines of credit |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 0.2 | $ 0.7
% of Total Class of Financing Receivable |  | 0.01% | 0.05%
Term reduction from modification |  |  | 2.66%
Balloon Payment |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 0.9 |
Balloon Payment | Commercial real estate |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 0.7 |
% of Total Class of Financing Receivable |  | 0.01% |
Balloon Payment | Consumer lines of credit |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  | $ 0.2 |
% of Total Class of Financing Receivable |  | 0.03% |
Other |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 2.2 | $ 7.2 | $ 9.1
Other | Commercial real estate |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 1.5 | $ 2.0 | $ 8.3
% of Total Class of Financing Receivable | 0.01% | 0.02% | 0.07%
Term increase from modification |  |  | 6 months
Other | Commercial real estate | Minimum |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Term for payment deferrals |  | 3 months |
Other | Commercial real estate | Maximum |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Term for payment deferrals |  | 12 months |
Other | Commercial and industrial |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis | $ 0.7 | $ 5.2 |
% of Total Class of Financing Receivable | 0.01% | 0.07% |
Term for payment deferrals | 3 months |  |
Other | Commercial and industrial | Minimum |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Term for payment deferrals | 3 months | 3 months |
Other | Commercial and industrial | Maximum |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Term for payment deferrals | 6 months | 9 months |
Other | Direct installment |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  |  | $ 0.1
% of Total Class of Financing Receivable |  |  | 0.00%
Other | Residential mortgages |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  |  | $ 0.1
% of Total Class of Financing Receivable |  |  | 0.00%
Other | Consumer lines of credit |  |  |
Financing Receivable, Modified [Line Items] |  |  |
Amortized Cost Basis |  |  | $ 0.6
% of Total Class of Financing Receivable |  |  | 0.05%
Term reduction from modification |  |  | 5.08%

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