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SECURITIES - Schedule of Unrealized Loss Analysis on Available-for-Sale Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Schedule of Available-for-sale Securities    
Less than 12 months, fair value $ 37,742 $ 36,132
12 months or more, fair value 911,981 943,487
Total fair value 949,723 979,619
Less than 12 months, unrealized losses 235 688
12 Months or more, unrealized losses 160,733 190,487
Total unrealized losses 160,968 191,175
U.S. Treasury securities    
Schedule of Available-for-sale Securities    
Less than 12 months, fair value 5,001  
12 months or more, fair value 0  
Total fair value 5,001  
Less than 12 months, unrealized losses 10  
12 Months or more, unrealized losses 0  
Total unrealized losses 10  
U.S. government sponsored agencies    
Schedule of Available-for-sale Securities    
Less than 12 months, fair value 4,988 0
12 months or more, fair value 106,997 109,435
Total fair value 111,985 109,435
Less than 12 months, unrealized losses 12 0
12 Months or more, unrealized losses 22,615 27,715
Total unrealized losses 22,627 27,715
Mortgage-backed securities: residential    
Schedule of Available-for-sale Securities    
Less than 12 months, fair value 12,173 23,204
12 months or more, fair value 374,823 390,483
Total fair value 386,996 413,687
Less than 12 months, unrealized losses 63 249
12 Months or more, unrealized losses 57,128 77,703
Total unrealized losses 57,191 77,952
State and municipal securities    
Schedule of Available-for-sale Securities    
Less than 12 months, fair value 15,580 12,928
12 months or more, fair value 430,161 443,569
Total fair value 445,741 456,497
Less than 12 months, unrealized losses 150 439
12 Months or more, unrealized losses 80,990 85,069
Total unrealized losses $ 81,140 $ 85,508