CONTRACT ASSETS AND LIABILITIES - Contract Assets and Contract Liabilities from Contracts with Customers (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Abstract]
Contract assets, net	$ 13,005	$ 13,525
Contract assets, net - $ change	$ (520)
Contract assets, net - % change	(4.00%)
Contract liabilities, net	$ 4,663	6,028
Contract liabilities, net - $ change	$ (1,365)
Contract liabilities, net - % change	(23.00%)
Contract with customer, asset, after allowance for credit loss, current	$ 2,800	3,200
Contract liability amounts classified as current	600	$ 1,400
Increase in contract liability	$ 600