BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Loans (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Accounting Policies [Abstract]
Unamortized retained loan discounts	$ 9,600,000		$ 9,600,000		$ 9,600,000
Loan receivable, nonaccrual, past due period (more than)			60 days
Loans receivable, impairment recorded	0	$ 7,000	$ 0	$ 11,000
Loan loss reserves	$ 1,105,000		$ 1,105,000		$ 943,000