BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Reconciliation of Hotel Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Hotel income	$ 3,130	$ 869	$ 4,862	$ 8,628
Rental and other property income	13,309	13,700	26,658	28,519
Interest and other income	6,234	1,941	10,032	4,898
REVENUES	22,673	16,510	41,552	42,045
Hotel
Disaggregation of Revenue [Line Items]
Hotel income	3,130	869	4,862	8,628
Rental and other property income	334	227	465	689
Interest and other income	13	18	28	50
REVENUES	$ 3,477	$ 1,114	$ 5,355	$ 9,367