SEGMENT DISCLOSURE - Assets and Capital Expenditures and Loan Originations (Details) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2022 USD ($) development_site	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) development_site
Segment Reporting Information [Line Items]
Total assets	$ 665,597		$ 660,866
Total capital expenditures	7,205	$ 2,632
Loan originations	35,956	119,479
Total capital expenditures and loan originations	43,161	122,111
Investments in real estate	503,790		497,984
Multifamily
Segment Reporting Information [Line Items]
Investments in real estate	$ 9,400		$ 9,400
Number of development sites | development_site	3		3
Office
Segment Reporting Information [Line Items]
Total capital expenditures	$ 7,008	2,488
Hotel
Segment Reporting Information [Line Items]
Total capital expenditures	197	$ 144
Operating Segments | Office
Segment Reporting Information [Line Items]
Total assets	472,706		$ 449,843
Operating Segments | Hotel
Segment Reporting Information [Line Items]
Total assets	99,432		101,308
Operating Segments | Lending
Segment Reporting Information [Line Items]
Total assets	81,603		96,729
Non-Segment Assets
Segment Reporting Information [Line Items]
Total assets	$ 11,856		$ 12,986