UNSECURED BORROWINGS - Schedule of Subordinated Note Balances and Related Weighted Average Interest Rates (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Debt Instrument [Line Items]
Borrowings Outstanding	$ 98,392	$ 98,292
Effective interest rate	7.73%	7.74%
October 2035 [Member]
Debt Instrument [Line Items]
Borrowings Outstanding	$ 34,392	$ 34,354
Effective interest rate	7.88%	7.89%
Junior subordinated notes, maturity period	Oct. 31, 2035
Face amount of junior subordinated notes	$ 35,000
December 2035 [Member]
Debt Instrument [Line Items]
Borrowings Outstanding	$ 39,397	$ 39,359
Effective interest rate	7.64%	7.65%
Junior subordinated notes, maturity period	Dec. 31, 2035
Face amount of junior subordinated notes	$ 40,000
September 2036 [Member]
Debt Instrument [Line Items]
Borrowings Outstanding	$ 24,603	$ 24,579
Effective interest rate	7.68%	7.69%
Junior subordinated notes, maturity period	Sep. 30, 2036
Face amount of junior subordinated notes	$ 25,000