CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (30,381)	$ 11,423	$ (91,568)	$ 30,879
Other comprehensive income (loss), net of tax:
Interest rate swap gain (loss), net of reclassifications to earnings	265	(5,320)	(5,521)	(8,545)
Other comprehensive income (loss)	265	(5,320)	(5,521)	(8,545)
Comprehensive income (loss)	$ (30,116)	$ 6,103	$ (97,089)	$ 22,334