CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement Of Income And Comprehensive Income [Abstract]
NET INCOME (LOSS)	$ 25,992	$ 2,441	$ 29,116	$ (11,437)
Net unrealized gain (loss) on derivatives, net of tax (benefit)	(224)	0	(224)	0
COMPREHENSIVE INCOME (LOSS)	$ 25,768	$ 2,441	$ 28,892	$ (11,437)