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INVESTMENT SECURITIES - Additional Information (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Schedule Of Available For Sale Securities [Line Items]      
Securities available for sale $ 710,046,000   $ 774,203,000
Held to maturity security carrying value 79,478,000   95,862,000
Pledged securities encumbered 45,700,000    
Investment with fair value classified as equity security 13,375,000   $ 13,459,000
Fair value adjustment for CRA equity security (84,000) $ 195,000  
Collateral Pledged [Member]      
Schedule Of Available For Sale Securities [Line Items]      
Securities available for sale 477,600,000    
Held to maturity security carrying value 77,500,000    
CRA Investment Fund [Member]      
Schedule Of Available For Sale Securities [Line Items]      
Investment with fair value classified as equity security 13,400,000    
Fair value adjustment for CRA equity security $ 84,000 $ 195,000