v3.26.1
OTHER COMPREHENSIVE INCOME (LOSS) Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance $ 696,558 $ 531,231
Other comprehensive (loss) income before reclassifications (1,200) 11,827
Less: Amounts reclassified from AOCI (1,017) (564)
Other comprehensive (loss) income (183) 12,391
Ending Balance 710,007 640,054
OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, after Tax (1,982) 13,264
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax 782 (1,437)
Less: reclassification adjustment for amortization of securities transferred from AFS to HTM, after-tax amount (1,246) (1,138)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax   568
Accumulated Other Comprehensive Income (Loss)    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance (64,388) (94,646)
Ending Balance (64,571) (82,255)
Net Unrealized Gains (Losses) on Debt Securities(1)    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance (70,405) (104,015)
Other comprehensive (loss) income before reclassifications (1,982) 13,264
Less: Amounts reclassified from AOCI (1,246) (1,138)
Other comprehensive (loss) income (736) 14,402
Ending Balance (71,141) (89,613)
Net Unrealized Gains (Losses) on Cash Flow Hedges(1)    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance 5,478 8,958
Other comprehensive (loss) income before reclassifications 782 (1,437)
Less: Amounts reclassified from AOCI 218 568
Other comprehensive (loss) income 564 (2,005)
Ending Balance 6,042 6,953
Defined Benefit Postretirement Plans(1)    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Beginning Balance 539 411
Other comprehensive (loss) income before reclassifications 0 0
Less: Amounts reclassified from AOCI 11 6
Other comprehensive (loss) income (11) (6)
Ending Balance $ 528 $ 405