CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (11,985)	$ 6,668	$ 5,251
Other comprehensive loss, net of tax
Foreign currency translation adjustment	(1,475)	(130)	0
Other comprehensive loss	(1,475)	(130)	0
Comprehensive income (loss)	$ (13,460)	$ 6,538	$ 5,251