COMMITMENTS AND CONTINGENCIES - Schedule of unfunded loan commitments (Details) - Unfunded Loan Commitment - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2023
Unfunded Loan Commitments [Roll Forward]
Beginning balance	$ 4,029	$ 419
(Release) provision for credit losses	(991)	(862)
Ending balance	3,038	3,038
Impact of adopting ASU 2016-13
Unfunded Loan Commitments [Roll Forward]
Beginning balance	$ 0	$ 3,481