PORTFOLIO LOANS - Schedule of Loan Modifications for Borrowers Experiencing Financial Difficulty (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Payment Deferral
Financing Receivable, Modified [Line Items]
Amortized cost basis	$ 11,493	$ 325
Payment Deferral \| Commercial loans \| C&I and other commercial
Financing Receivable, Modified [Line Items]
Amortized cost basis	10,554	325
Payment Deferral \| Commercial loans \| CRE
Financing Receivable, Modified [Line Items]
Amortized cost basis	939	0
Payment Deferral \| Commercial loans \| Real estate construction
Financing Receivable, Modified [Line Items]
Amortized cost basis	0	0
Term Extension
Financing Receivable, Modified [Line Items]
Amortized cost basis	40,373	49,546
Term Extension \| Commercial loans \| C&I and other commercial
Financing Receivable, Modified [Line Items]
Amortized cost basis	22,851	26,175
Term Extension \| Commercial loans \| CRE
Financing Receivable, Modified [Line Items]
Amortized cost basis	1,502	18,147
Term Extension \| Commercial loans \| Real estate construction
Financing Receivable, Modified [Line Items]
Amortized cost basis	$ 16,020	$ 5,224
Payment Deferral and Extended Maturity
Financing Receivable, Modified [Line Items]
% of total class of financing receivable	0.40%	0.60%
Payment Deferral and Extended Maturity \| Commercial loans \| C&I and other commercial
Financing Receivable, Modified [Line Items]
% of total class of financing receivable	0.80%	1.40%
Payment Deferral and Extended Maturity \| Commercial loans \| CRE
Financing Receivable, Modified [Line Items]
% of total class of financing receivable	0.00%	0.60%
Payment Deferral and Extended Maturity \| Commercial loans \| Real estate construction
Financing Receivable, Modified [Line Items]
% of total class of financing receivable	1.50%	1.40%

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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