Accumulated Other Comprehensive Loss (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013
Accumulated Other Comprehensive Loss [Roll Forward]
Beginning balance	$ (4,652)		$ (766)
Other comprehensive (loss) income before reclassifications	7,180		(3,886)
Amounts reclassified from accumulated other comprehensive income	0	[1]	0	[1]
Total other comprehensive loss	7,180		(3,886)
Ending balance	2,528		(4,652)
Foreign Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Loss [Roll Forward]
Beginning balance	(4,701)		(825)
Other comprehensive (loss) income before reclassifications	7,180		(3,876)
Amounts reclassified from accumulated other comprehensive income	0	[1]	0	[1]
Total other comprehensive loss	7,180		(3,876)
Ending balance	2,479		(4,701)
Unrealized (Gain) Loss on Available for Sale Securities [Member]
Accumulated Other Comprehensive Loss [Roll Forward]
Beginning balance	49		59
Other comprehensive (loss) income before reclassifications	0		(10)
Amounts reclassified from accumulated other comprehensive income	0	[1]	0	[1]
Total other comprehensive loss	0		(10)
Ending balance	$ 49		$ 49

[1] Amounts reclassified affect other income in the consolidated statements of income.