Accumulated Other Comprehensive Loss (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014
Accumulated Other Comprehensive Loss [Roll Forward]
Beginning balance	$ (4,652)
Other comprehensive loss before reclassifications	785
Amounts reclassified from accumulated other comprehensive income (loss)	0	[1]
Total other comprehensive loss	785
Ending balance	(3,867)
Accumulated Translation Adjustment [Member]
Accumulated Other Comprehensive Loss [Roll Forward]
Beginning balance	(4,701)
Other comprehensive loss before reclassifications	785
Amounts reclassified from accumulated other comprehensive income (loss)	0	[1]
Total other comprehensive loss	785
Ending balance	(3,916)
Accumulated Net Unrealized Investment Gain [Member]
Accumulated Other Comprehensive Loss [Roll Forward]
Beginning balance	49
Other comprehensive loss before reclassifications	0
Amounts reclassified from accumulated other comprehensive income (loss)	0	[1]
Total other comprehensive loss	0
Ending balance	$ 49

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