NET INCOME (LOSS) PER COMMON SHARE - Calculation of Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Earnings Per Share [Abstract]
Net income (loss)	$ (3,572)	$ (242,224)	$ (420,212)
Basic weighted average shares outstanding (in shares)	135,981,419	134,570,672	136,967,455
Net income (loss) per share - Basic (in dollars per share)	$ (0.03)	$ (1.80)	$ (3.07)
Net income (loss)	$ (3,572)	$ (242,224)	$ (420,212)
Effect of RSUs and options under the treasury stock method (in shares)	0	0	0
Diluted weighted average shares outstanding (in shares)	135,981,419	134,570,672	136,967,455
Net income (loss) per share - Diluted (in dollars per share)	$ (0.03)	$ (1.80)	$ (3.07)