CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues:
Interest income from investments	$ 5,553	$ 10,216	$ 20,117	$ 27,578
Total revenues	11,878	12,249	35,242	32,965
Costs and expenses:
General and administrative expenses	2,592	2,137	8,817	6,273
Fees to Manager	0	2,131	1,230	6,203
Property operating expenses of real estate owned	3,781	989	8,454	2,538
Depreciation and amortization of real estate owned	5,414	1,372	13,319	3,491
Goodwill impairment loss	0	0	4,738	0
Total costs and expenses	16,828	6,897	79,387	18,773
Operating income (loss)	(4,950)	5,352	(44,145)	14,192
Other income (expense):
Equity in earnings (losses) from unconsolidated real estate venture	(2,041)	165	(2,195)	407
Net unrealized gain (loss) on investments	4,540	7,974	(5,630)	28,847
Interest expense	(3,196)	(2,546)	(9,475)	(5,535)
Other interest income	16	9	38	30
Total other income (loss)	(681)	5,602	(17,262)	23,749
Net income (loss)	(5,631)	10,954	(61,407)	37,941
Net income attributable to preferred stockholders	(5,309)	(5,157)	(15,760)	(15,283)
Less: Net loss attributable to non-controlling interests	1,005	0	3,604	0
Net income (loss) attributable to common stockholders	$ (9,935)	$ 5,797	$ (73,563)	$ 22,658
Basic earnings (loss) per share attributable to common stockholders	$ (0.43)	$ 0.26	$ (3.20)	$ 1.06
Diluted earnings (loss) per share attributable to common stockholders	(0.43)	0.26	(3.20)	1.06
Dividends declared per share of common stock	$ 0	$ 0.35	$ 0.46	$ 1.05
Rental and other property-related income from real estate owned [Member]
Revenues:
Revenues	$ 6,287	$ 1,988	$ 14,982	$ 5,075
Other revenues [Member]
Revenues:
Revenues	38	45	143	312
Internalization Expenses [Member]
Costs and expenses:
Other expenses	10	268	37,798	268
Merger Expenses [Member]
Costs and expenses:
Other expenses	$ 5,031	$ 0	$ 5,031	$ 0