DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Narratives (Details)	3 Months Ended
	Mar. 31, 2026 USD ($) item	Mar. 31, 2025 USD ($)	Dec. 31, 2025 USD ($) item
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Aggregate fair value of collateral posted	$ 6,570,000		$ 6,570,000
Fair value hedges	(114,000)	$ 164,000
Designated as hedging instruments | Interest rate swaps
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Notional amount	$ 170,519,000		$ 171,646,000
Designated as hedging instruments | Fair Value Hedges | Interest rate swaps | Available for sale debt securities
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Number of instruments | item	4		4
Notional amount	$ 95,519,000		$ 96,646,000
Designated as hedging instruments | Fair Value Hedges | Interest rate swaps | Loans
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Number of instruments | item	1		1
Notional amount	$ 75,000,000		$ 75,000,000
Designated as hedging instruments | Cash Flow Hedges | Interest rate swaps
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES
Number of instruments | item	2		2
Notional amount	$ 100,000,000	$ 100,000,000	$ 100,000,000
Estimated additional amount to be reclassified	$ (704,000)