DEBT SECURITIES - ACL on Available-for-Sale Debt Securities (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($)
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Beginning Balance	$ 511
Ending Balance	521
Residential MBS [Member]
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Beginning Balance	116
Ending Balance	176
Residential MBS [Member] | Private label [Member]
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Beginning Balance	100
Ending Balance	176
Puerto Rico government obligations [Member]
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Beginning Balance	400
Ending Balance	$ 300