LEASES - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Fixed lease cost	$ 2,100	$ 2,100
Variable lease cost	43	45
Total	$ 2,143	$ 2,145
Weighted-average remaining lease term (years)	55 years 2 months 12 days	55 years 10 months 24 days
Weighted-average discount rate	6.30%	6.30%