INCOME TAXES - Deferred Tax Asset Valuation Allowance (Details) - Deferred Tax Asset, Valuation Allowance - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 26,909	$ 35,207	$ 9,631
Charged/(credited) to net income	470,691	(8,298)	25,576
Charges utilized/(write-offs)	(2,698)	0	0
Balance at end of period	$ 494,902	$ 26,909	$ 35,207