Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Goodwill [Line Items]
Balance	$ 1,476	$ 1,635
Goodwill recorded in connection with an acquisition	1,263
Foreign currency translation adjustment	(5)	(159)
Balance	$ 2,734	$ 1,476