v3.26.3
SECURITIES - Amortized Cost and Fair Value of Securities with Gross Unrealized Gains and Losses (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
SECURITIES [Abstract]    
Amortized Cost $ 618,368 $ 637,577
Gross unrealized gains 258 595
Gross unrealized losses (100,279) (70,632)
Allowance for credit losses 0 0
Fair value 518,347 567,540
State and Municipal [Member]    
SECURITIES [Abstract]    
Amortized Cost 196,634 199,417
Gross unrealized gains 1 388
Gross unrealized losses (37,810) (23,500)
Allowance for credit losses 0 0
Fair value 158,825 176,305
Residential Mortgage-backed Securities [Member]    
SECURITIES [Abstract]    
Amortized Cost 283,995 302,711
Gross unrealized gains 0 130
Gross unrealized losses (54,995) (42,081)
Allowance for credit losses 0 0
Fair value 229,000 260,760
Commercial Mortgage-backed Securities [Member]    
SECURITIES [Abstract]    
Amortized Cost 53,264 48,769
Gross unrealized gains 0 0
Gross unrealized losses (5,923) (3,983)
Allowance for credit losses 0 0
Fair value 47,341 44,786
Commercial Collateralized Mortgage Obligations [Member]    
SECURITIES [Abstract]    
Amortized Cost 66,233 67,708
Gross unrealized gains 5 77
Gross unrealized losses (138) (188)
Allowance for credit losses 0 0
Fair value 66,100 67,597
Asset-backed and Other Amortizing Securities [Member]    
SECURITIES [Abstract]    
Amortized Cost 12,630 13,972
Gross unrealized gains 0 0
Gross unrealized losses (1,332) (840)
Allowance for credit losses 0 0
Fair value 11,298 13,132
Other Securities [Member]    
SECURITIES [Abstract]    
Amortized Cost 5,612 5,000
Gross unrealized gains 252 0
Gross unrealized losses (81) (40)
Allowance for credit losses 0 0
Fair value $ 5,783 $ 4,960