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SHORT-TERM BORROWINGS - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Short-term advances	$ 0	$ 0
FHLB
Debt Instrument [Line Items]
Short-term advances	$ 530,000,000.0	$ 335,000,000.0
Short-term advances, percentage bearing fixed interest rate	50.20%	57.30%
Subordinated Notes | Maximum
Debt Instrument [Line Items]
Debt instrument, term	1 year

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