REVENUE - Contract Assets and Contract Liabilities (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Revenue from Contract with Customer [Abstract]
Contract asset (current)	$ 21,196	$ 16,736
Increase / (decrease) in contract asset (current)	4,460
Contract liability (current)	87,117	80,241
Increase / (decrease) in contract liability (current)	6,876
Contract liability (long-term)	28,824	$ 25,361
Increase / (decrease) in contract liability (long-term)	3,463
Revenue recognized previously included in current contract liabilities	71,800
Revenue recognized previously included in current contract liabilities at the beginning of the year	$ 45,800