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DERIVATIVES AND HEDGING ACTIVITIES - Non-designated Hedges and Fair value hedges (Details) - Nondesignated Hedges	3 Months Ended
	Mar. 31, 2026 USD ($) contract loan	Mar. 31, 2025 USD ($)	Dec. 31, 2025 USD ($) loan contract
Derivatives and Hedging Activities
Gains (losses) on fair value hedges recognized in earnings	$ 2,000	$ 24,000
Commercial customers
Derivatives and Hedging Activities
Total notional amount of the swaps	125,500,000		$ 114,400,000
Interest rate contract | Third parties
Derivatives and Hedging Activities
Total notional amount of the swaps	$ 125,500,000		$ 114,400,000
Interest rate swaps
Derivatives and Hedging Activities
Number of interest rate derivatives held | contract	7		6
Number of participation loans purchased | loan	1		1
Participating mortgage loans, mortgage obligations amount	$ 1,800,000		$ 199,000
Interest rate swaps | Third parties
Derivatives and Hedging Activities
Number of interest rate derivatives held | contract	7		6

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