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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Income Tax Disclosure [Line Items]    
Effective Income Tax Rate, Continuing Operations (1.90%) 31.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 35.00% 35.00%
Liability for gross unrecognized tax benefits $ 1,024  
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 504  
Accrual for interest and penalties $ 130  
CHINA    
Income Tax Disclosure [Line Items]    
Effective Income Tax Rate, Continuing Operations 24.00%