SEGMENT DISCLOSURE - Assets and Capital Expenditures and Loan Originations (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Segment Reporting Information [Line Items]
Total assets	$ 898,056		$ 690,248
Total capital expenditures	13,250	$ 7,205
Loan originations	22,018	35,956
Total capital expenditures and loan originations	35,268	43,161
Office
Segment Reporting Information [Line Items]
Total capital expenditures	5,236	7,008
Hotel
Segment Reporting Information [Line Items]
Total capital expenditures	1,939	197
Multifamily
Segment Reporting Information [Line Items]
Total capital expenditures	6,075	$ 0
Operating Segments | Office
Segment Reporting Information [Line Items]
Total assets	417,307		471,677
Operating Segments | Hotel
Segment Reporting Information [Line Items]
Total assets	97,805		99,082
Operating Segments | Multifamily
Segment Reporting Information [Line Items]
Total assets	284,303		0
Operating Segments | Lending
Segment Reporting Information [Line Items]
Total assets	79,329		76,148
Non-segment assets
Segment Reporting Information [Line Items]
Total assets	$ 19,312		$ 43,341