SEGMENT DISCLOSURE - Assets and Capital Expenditures and Loan Originations (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Segment disclosure
Total assets	$ 1,196,503		$ 1,342,401
Total capital expenditures	5,520	$ 10,864
Loan originations	18,523	28,460
Total capital expenditures and loan originations	24,043	39,324
Reportable segments | Office
Segment disclosure
Total assets	643,226		1,094,269
Total capital expenditures	4,363	10,040
Reportable segments | Hotel
Segment disclosure
Total assets	107,042		105,845
Total capital expenditures	1,157	$ 824
Reportable segments | Lending
Segment disclosure
Total assets	85,873		97,465
Non-segment
Segment disclosure
Total assets	$ 360,362		$ 44,822