INCOME TAXES - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Tax Disclosure [Abstract]
Benefit (provision) from income taxes	$ 8,561	$ (1,132)	$ 8,273	$ (1,132)
Intangibles impairment charge	31,700	$ 0	$ 31,700	$ 0
Deferred tax liability, impairment write down	$ 8,600