REAL ESTATE OWNED, HELD FOR SALE, NET (REO Rollforward) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Real Estate [Abstract]
Real Estate Acquired Through Foreclosure, Residential	$ 48,000	$ 0
Mortgage Loans in Process of Foreclosure, Amount	1,500,000	1,200,000
Real Estate Owned [Roll Forward]
Balance, beginning of period	2,611,000	360,000	$ 11,081,000
Additions from loan foreclosures	109,000	641,000	46,000
Additions from capitalized costs	0	0	54,000
Additions from acquisitions	650,000	2,593,000	0
Proceeds from dispositions of REO	(2,588,000)	(838,000)	(13,474,000)
Gain on sale of REO	32,000	242,000	2,909,000
Valuation adjustments in the period	$ 0	(387,000)	(256,000)
Balance, end of period		$ 2,611,000	$ 360,000