Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 20,733	$ (31,068)	$ 13,808	$ (43,832)
Other comprehensive (loss) income, net of tax:
Foreign currency translation adjustments, net of tax of $0 for each of the three and six months ended June 30, 2016 and 2015	(135)	138	31	194
Interest rate swap, net of tax of $0 for each of the three and six months ended June 30, 2016 and 2015	48	158	(436)	(716)
Total other comprehensive (loss) income, net of tax	(87)	296	(405)	(522)
Total comprehensive income (loss)	$ 20,646	$ (30,772)	$ 13,403	$ (44,354)