DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES - Amount of Gain (Loss) recognized in Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Other Comprehensive Income	$ 1,078	$ (842)	$ 783	$ (2,312)
Amount of Gain (Loss) Recognized in Income	282	(86)	245	(7)
Designated as hedging instrument \| Cash flow hedges
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Other Comprehensive Income		273	254	456
Amount of Gain (Loss) Recognized in Income		(442)	(339)	(645)
Designated as hedging instrument \| Cash flow hedges \| Interest rate swap on wholesale funding
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Other Comprehensive Income		(12)		(200)
Amount of Gain (Loss) Recognized in Income		17		269
Designated as hedging instrument \| Cash flow hedges \| Interest rate swap on variable rate loans
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Other Comprehensive Income		285	254	656
Amount of Gain (Loss) Recognized in Income		(459)	(339)	(914)
Designated as hedging instrument \| Fair Value Hedging
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Other Comprehensive Income	1,078	(1,115)	529	(2,768)
Amount of Gain (Loss) Recognized in Income	210	278	420	552
Designated as hedging instrument \| Fair Value Hedging \| Interest rate swap on deposits
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Other Comprehensive Income	1,078	(1,115)	529	(2,768)
Amount of Gain (Loss) Recognized in Income	210	278	420	552
Designated as hedging instrument \| Economic hedges
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Income	(62)	(46)	(20)	(67)
Designated as hedging instrument \| Economic hedges \| Forward sale commitments
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Income	(62)	(46)	(20)	(67)
Not designated as hedging instrument
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Income	134	124	184	153
Not designated as hedging instrument \| Interest Rate Lock Commitment
DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES
Amount of Gain (Loss) Recognized in Income	$ 134	$ 124	$ 184	$ 153

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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