Accumulated Other Comprehensive Income (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2015 USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ (431)
Current period change	(797)
Balance at end of period	(1,228)
Foreign currency translation adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(424)
Current period change	(812)
Balance at end of period	(1,236)
Unrealized gain (loss) on available-for-sale securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(7)
Current period change	15
Balance at end of period	$ 8