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INVESTMENT SECURITIES - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Schedule Of Available For Sale Securities [Line Items]          
Securities available for sale $ 756,578,000   $ 756,578,000   $ 784,544,000
Held to maturity security carrying value 97,414,000   97,414,000   101,635,000
Investment with fair value classified as equity security 13,403,000   13,403,000   $ 13,041,000
Fair value adjustment for CRA equity security 125,000 $ 474,000 362,000 $ 279,000  
Collateral Pledged [Member]          
Schedule Of Available For Sale Securities [Line Items]          
Securities available for sale 565,900,000   565,900,000    
Held to maturity security carrying value 95,400,000   95,400,000    
CRA Investment Fund [Member]          
Schedule Of Available For Sale Securities [Line Items]          
Investment with fair value classified as equity security 13,400,000   13,400,000    
Fair value adjustment for CRA equity security $ 125,000   $ 362,000