REVENUES (Contract Assets and Liabilities) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Change in Contract with Customer, Asset and Liability [Abstract]
Revenues recognized	$ 16,200	$ 8,600
Trade receivables and contract assets
Change in Contract with Customer, Asset and Liability [Abstract]
Contract assets	13,798	7,700
Accrued expenses and other current liabilities
Change in Contract with Customer, Asset and Liability [Abstract]
Contract liabilities	39,810	17,383
Other noncurrent liabilities
Change in Contract with Customer, Asset and Liability [Abstract]
Contract liabilities	$ 84	$ 94