v3.25.3
ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Jun. 30, 2025
Dec. 31, 2024
Jun. 30, 2024
Dec. 31, 2023
Other Comprehensive Income (Loss), before Reclassification Adjustments and Tax [Abstract]                
Unrealized gain (loss) on investment securities $ 30,469 $ 94,520 $ 71,577 $ 75,223        
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax (990) 3,855 1,207 (2,460)        
Retirement obligation 0 0 0 0        
Foreign currency translation (268) 158 412 (275)        
Total 29,211 98,533 73,196 72,488        
Other Comprehensive Income (Loss) Reclassifications before Tax [Abstract]                
Realized gain (loss) on securities available-for-sale 3 (17,694) (9,908) (25,212)        
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax (199) (199) (596) (596)        
Retirement obligation (656) (489) (1,906) (1,239)        
Foreign currency translation 0 0 0 0        
Total (852) (18,382) (12,410) (27,047)        
Transactions Pre-tax                
Unrealized gain (loss) on investment securities 30,466 112,214 81,485 100,435        
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax (791) 4,054 1,803 (1,864)        
Unfunded pension obligation 656 489 1,906 1,239        
Foreign currency translation (268) 158 412 (275)        
Total 30,063 116,915 85,606 99,535        
Transactions Tax-effect                
Unrealized gain (loss) on investment securities (6,711) (24,717) (17,949) (22,123)        
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax (183) 938 417 (431)        
Retirement obligation (151) (113) (441) (286)        
Foreign currency translation 0 0 0 0        
Total (6,679) (25,768) (18,807) (21,978)        
Transactions Net of tax                
Unrealized gain (loss) on investment securities 23,755 87,497 63,536 78,312        
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax (608) 3,116 1,386 (1,433)        
Retirement obligation 505 376 1,465 953        
Foreign currency translation (268) 158 412 (275)        
Total 23,384 91,147 66,799 77,557        
Balances Net of tax                
Unrealized gain (loss) on investment securities (192,978) (203,646) (192,978) (203,646) $ (216,733) $ (256,514) $ (291,143) $ (281,958)
AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax 210 2,322 210 2,322 818 (1,176) (794) 3,755
Retirement obligation (29,015) (30,164) (29,015) (30,164) (29,520) (30,480) (30,540) (31,117)
Foreign currency translation (1,217) (774) (1,217) (774) (949) (1,629) (932) (499)
Accumulated other comprehensive loss (223,000) (232,262) (223,000) (232,262) $ (246,384) $ (289,799) $ (323,409) $ (309,819)
Accumulated other comprehensive income (loss)                
Transactions Net of tax                
Total $ 23,384 $ 91,147 $ 66,799 $ 77,557