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DERIVATIVE INSTRUMENTS (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
DERIVATIVE INSTRUMENTS          
Fee income of interest rate swaps and risk participation agreements $ 0.7 $ 1.0 $ 1.6 $ 1.4  
Cash collateral $ 14.8   $ 14.8   $ 5.1