LEASES - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Real Estate Properties [Line Items]
Tenant income	$ 2.2	$ 1.9	$ 2.2
Operating lease weighted average discount rate	4.90%
Operating lease, cost	$ 3.3	3.1	3.3
Operating cash outflows from operating leases	$ 3.1	$ 2.8	$ 3.0
Operating lease weighted average remaining lease term	28 years 3 months
Minimum
Real Estate Properties [Line Items]
Lease remaining term	1 year
Maximum
Real Estate Properties [Line Items]
Lease remaining term	77 years