INCOME TAXES - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current income tax provision:
Federal		$ 15	$ (2,044)	$ 964
State		3,192	1,640	342
Foreign		34,865	28,293	26,527
Current income tax provision		38,072	27,889	27,833
Deferred income tax benefit:
Federal		(32,723)	31,025	(2,159)
State		(18,627)	(10,451)	(9,698)
Foreign		(6,619)	(5,190)	(896)
Deferred income tax benefit		(57,969)	15,384	(12,753)
Income tax (benefit) provision	$ 28,497	$ (19,897)	$ 43,273	$ 15,080