Consolidated Statement of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Statement of Comprehensive Income [Abstract]
Net loss	$ (52,870)	$ (23,009)	$ (4,071)
Other comprehensive loss, net of tax:
Foreign currency translation	(382)	0	0
Other comprehensive loss	(382)	0	0
Comprehensive loss	$ (53,252)	$ (23,009)	$ (4,071)