v3.26.1
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Cumulative basis adjustment for fair value hedges (Details) - Designated as hedging instruments - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Available-for-sale - Municipals    
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES    
Carrying amount of hedged assets $ 50,174 $ 50,335
Cumulative amount of fair value hedging adjustment included in the carrying amount of assets 297 993
Available-for-sale - MBS    
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES    
Carrying amount of hedged assets 73,173 76,830
Cumulative amount of fair value hedging adjustment included in the carrying amount of assets (33) 940
Interest rate swaps    
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES    
Carrying amount of hedged assets 234,655 247,322
Interest rate swaps notional amount 169,320 171,646
Cumulative amount of fair value hedging adjustment included in the carrying amount of assets 589 1,586
Loans | Interest rate swaps    
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES    
Carrying amount of hedged assets 111,308 120,157
Cumulative amount of fair value hedging adjustment included in the carrying amount of assets $ 325 $ (347)