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INVESTMENT SECURITIES - INVESTMENT CATEGORY (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Available-for-sale debt securities    
Less than 12 months Fair Value $ 382,416 $ 169,078
Less than 12 months Unrealized Losses (2,801) (202)
12 months or more Fair Value 173,062 179,303
12 months or more Unrealized Losses (8,089) (8,962)
Total Fair Value 555,478 348,381
Total Unrealized Losses $ (10,890) $ (9,164)
Number of securities held 198 198
Number of securities held in an unrealized loss position 103 86
Maximum percentage of holdings of securities of any one issuer, other than the U.S. Government and its agencies 10.00% 10.00%
U.S. Treasury securities and U.S. Government agencies    
Available-for-sale debt securities    
Less than 12 months Fair Value $ 163,632 $ 84,947
Less than 12 months Unrealized Losses (1,340) (53)
12 months or more Fair Value 78,862 78,317
12 months or more Unrealized Losses (1,130) (1,671)
Total Fair Value 242,494 163,264
Total Unrealized Losses (2,470) (1,724)
Mortgage-backed securities - residential    
Available-for-sale debt securities    
Less than 12 months Fair Value 218,186 84,131
Less than 12 months Unrealized Losses (1,459) (149)
12 months or more Fair Value 80,332 86,744
12 months or more Unrealized Losses (6,564) (6,643)
Total Fair Value 298,518 170,875
Total Unrealized Losses (8,023) (6,792)
Collateralized mortgage obligations    
Available-for-sale debt securities    
Less than 12 months Fair Value 598  
Less than 12 months Unrealized Losses (2)  
12 months or more Fair Value 13,868 14,242
12 months or more Unrealized Losses (395) (648)
Total Fair Value 14,466 14,242
Total Unrealized Losses $ (397) $ (648)