v3.26.3
INVESTMENT SECURITIES (Amortized Cost and Estimated Fair Value of Investment Securities) (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Amortized Cost    
Due in one year or less $ 1,387  
Due after one year through five years 67,936  
Due after five years through ten years 53,825  
Due after ten years 127,368  
Collateralized loan obligations 110,147  
Amortized Cost 913,350 $ 819,534
Fair Value    
Due in one year or less 1,377  
Due after one year through five years 64,578  
Due after five years through ten years 49,615  
Due after ten years 99,799  
Collateralized loan obligations 110,055  
Fair Value $ 806,230 748,212
Weighted Average Yield    
Due in one year or less (in percent) 2.87%  
Due after one year through five years (in percent) 3.67%  
Due after five years through ten years (in percent) 4.21%  
Due after ten years (in percent) 2.91%  
Collateralized loan obligations 5.07%  
Weighted Average Yield 3.43%  
Amortized Cost    
Due after ten years $ 41,794  
Amortized Cost 535,182 562,391
Fair Value    
Due after ten years 32,726  
Total held-to-maturity securities $ 434,634 495,845
Weighted Average Yield    
Due after ten years (in percent) 2.29%  
Total held-to-maturity securities 1.89%  
Residential - U.S. government-sponsored entities and agencies    
Amortized Cost    
Without single maturity date $ 455,824  
Amortized Cost 455,824 442,221
Fair Value    
Without single maturity date 399,698  
Fair Value $ 399,698 407,053
Weighted Average Yield    
Without single maturity date (in percent) 3.04%  
Amortized Cost    
Without single maturity date $ 493,388  
Amortized Cost 493,388 520,466
Fair Value    
Without single maturity date 401,908  
Total held-to-maturity securities $ 401,908 461,146
Weighted Average Yield    
Without single maturity date (in percent) 1.84%  
Residential - Non-government agencies    
Amortized Cost    
Without single maturity date $ 14,768  
Amortized Cost 14,768 15,935
Fair Value    
Without single maturity date 13,374  
Fair Value $ 13,374 15,363
Weighted Average Yield    
Without single maturity date (in percent) 4.29%  
Commercial - U.S. government-sponsored entities and agencies    
Amortized Cost    
Without single maturity date $ 82,095  
Amortized Cost 82,095 79,040
Fair Value    
Without single maturity date 67,734  
Fair Value $ 67,734 $ 67,903
Weighted Average Yield    
Without single maturity date (in percent) 2.91%