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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Income Taxes [Abstract]    
Federal corporate income tax rate 35.00%  
Provision for income taxes $ 73 $ 88
Effective tax rate (37.80%) 38.60%
Minimum [Member]    
Income Tax Examination [Line Items]    
Probability of uncertain tax position to be recognized 50.00%  
Percentage of tax position realized upon ultimate settlement 50.00%  
Sweden [Member] | Minimum [Member]    
Income Tax Examination [Line Items]    
Income tax examination, year under examination 2010  
China [Member] | Minimum [Member]    
Income Tax Examination [Line Items]    
Income tax examination, year under examination 2012  
India [Member] | Minimum [Member]    
Income Tax Examination [Line Items]    
Income tax examination, year under examination 2014  
UK [Member] | Minimum [Member]    
Income Tax Examination [Line Items]    
Income tax examination, year under examination 2014  
Federal [Member] | Minimum [Member]    
Income Tax Examination [Line Items]    
Income tax examination, year under examination 1997  
State [Member] | Minimum [Member]    
Income Tax Examination [Line Items]    
Income tax examination, year under examination 1997