Income Taxes - Components of Benefit From Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Current:
Federal	$ 12	$ 104
State	100	11
Foreign	456	194
Total current taxes	568	309
Deferred foreign taxes	(16)	(43)
Income tax provision	$ 552	$ 266