LEASES - Lessee Accounting (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) renewalOption	Dec. 31, 2020 USD ($)
Lessee, Lease, Description [Line Items]
Right-of-use asset	$ 2,568	$ 2,652
Operating lease, right-of-use asset extensible enumeration	Other assets	Other assets
Lease liability	$ 2,629	$ 2,674
Operating lease, liability, extensible list	Accounts payable and accrued liabilities	Accounts payable and accrued liabilities
Land | Yonkers, NY.
Lessee, Lease, Description [Line Items]
Number of contracts | renewalOption	1
Renewal term option	21 years
Remaining term	23 years 9 months 18 days
Building | Great Neck, NY
Lessee, Lease, Description [Line Items]
Renewal term option	5 years
Remaining term	15 years