INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Income Tax Disclosure [Abstract]
(Benefit from) income taxes	$ (24,826)	$ (25,053)	$ (54,360)	$ (61,182)
Effective income tax benefit rate			68.00%	48.00%
Deferred income taxes and other assets, noncurrent	$ 157,900		$ 157,900		$ 88,100