LOANS RECEIVABLE- Loans Receivable, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable	$ 89,314	$ 67,532
Deferred capitalized costs	832	1,145
Loan loss reserves	(832)	(598)
Loans receivable, net	89,314	68,079
SBA 7(a) loans receivable, subject to credit risk
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable	31,629	25,689
SBA 7(a) loans receivable, subject to loan-backed notes
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable	24,218	27,598
SBA 7(a) loans receivable, paycheck protection program
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable	16,016	0
SBA 7(a) loans receivable, subject to secured borrowings
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable	8,888	12,644
SBA 7(a) loans receivable, held for sale
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable	$ 8,563	$ 1,601