v3.26.1
GOODWILL, OTHER INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Mortgage Servicing Rights) (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Servicing Asset at Amortized Value, Balance [Roll Forward]          
Additions—through purchase     $ 0 $ 2  
Servicing Contracts [Member]          
Morgage Servicing Rights at Amortized Value [Line Items]          
Loans Serviced For Others $ 2,750,000   2,750,000   $ 2,770,000
Custodial Accounts 19,900   19,900   $ 13,100
Servicing Asset at Amortized Value, Balance [Roll Forward]          
Balance, net of valuation allowance, beginning of the period 12,412 $ 13,421 12,602 13,487  
Additions—amounts capitalized 886 627 1,547 1,243  
Additions—through purchase 0 0      
Amortization (1) (891) [1] (867) [1] (1,729) (1,636)  
Servicing Asset at Fair Value, Other Changes in Fair Value 13 (84) 26 (169)  
Balance, net of valuation allowance, end of the period $ 12,394 $ 13,265 $ 12,394 $ 13,265  
[1] Amortization of mortgage servicing rights is recorded as a reduction of loan servicing income within mortgage banking operations and any unamortized balance is fully amortized if the loan repays in full.
(2)    Fair value adjustments relate to SBA servicing rights. These adjustments are estimated based on an independent dealer analysis by discounting estimated net future cash flows from servicing SBA loans.