SEGMENT DISCLOSURE - Capital Expenditures and Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment disclosure
Total assets	$ 667,592	$ 1,342,401
Total capital expenditures	18,388	14,906	$ 26,078
Loan originations	39,592	74,234	76,316
Total capital expenditures and loan originations	57,980	89,140	102,394
Office
Segment disclosure
Total assets	460,951	1,094,269
Total capital expenditures	16,006	12,669	24,907
Hotel
Segment disclosure
Total assets	104,029	105,845
Total capital expenditures	2,382	2,237	478
Lending
Segment disclosure
Total assets	82,140	97,465
Multifamily
Segment disclosure
Total capital expenditures	0	0	$ 693
Non-segment
Segment disclosure
Total assets	$ 20,472	$ 44,822