LOANS RECEIVABLE - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended	12 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2023	Dec. 31, 2022	Jan. 01, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Decrease in credit losses	$ 9			$ 100
Write-offs		$ 85		85
Allowance for credit losses	1,704	1,713	$ 1,940	1,704	$ 1,106
Loans receivable, net	60,404			$ 60,404	$ 62,547
Reserve for expected credit losses	$ (9)	$ (142)	$ 51
SBA 7(A) Loans, Paycheck Protection Program, CARES Act
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, percent current	99.00%			99.00%	98.40%
SBA 7(A) Loans, Paycheck Protection Program, CARES Act | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, net	$ 1,300			$ 1,300	$ 1,000
Accounts Receivable | Customer Concentration Risk | Hospitality Industry
Accounts, Notes, Loans and Financing Receivable [Line Items]
Concentration risk				100.00%	99.90%
Cumulative-effect adjustment upon adoption of ASU 2016-13 (Note 2)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses					$ 783
Cumulative-effect adjustment upon adoption of ASU 2016-13 (Note 2) | Distributions in Excess of Earnings
Accounts, Notes, Loans and Financing Receivable [Line Items]
CECL reserve transition gross						$ (783)
CECL reserve transition, deferred tax asset						$ 164