Income Taxes - Schedule of Provision for Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Current:
State	$ 90	$ 227	$ 180	$ 261
Federal	525	0	525	0
Foreign	2,450	681	2,404	1,202
Current income tax expense (benefit)	3,065	908	3,109	1,463
Deferred:
Foreign	(150)	0	(755)	0
Deferred income tax expense (benefit)	(150)	0	(755)	0
Income tax expense	$ 2,915	$ 908	$ 2,354	$ 1,463