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Income Taxes (Narrative) (Details) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Income Taxes [Line Items]      
Difference between effective tax rate and federal statutory rate 36.40% 3.70% 3.90%
Valuation allowance $ 107,312,000 $ 0  
Deferred income tax assets 16,796,000 4,474,000  
Net operating loss carryforwards 85,609,000 38,338,000  
Loss carryforwards for U.S. federal income tax purposes 33,606,000 5,092,000  
Loss carryforwards for U.S. state income tax purposes 34,492,000 26,365,000  
Loss carryforwards for foreign income tax purposes 17,511,000 6,881,000  
Additional paid-in capital (1,243,000) 7,653,000 $ 26,038,000
Unremitted earnings of foreign subsidiaries 18,615,000    
Unrecognized benefits 6,451,000 1,829,000  
Anticipated additional unrecognized tax benefits during the next twelve months $ 0    
Australia Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2009    
Belgium Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2012    
Brazil Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
China Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2012    
France Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2012    
German Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
India Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2011    
Israel Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2012    
Italy Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2011    
Japan Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
Korea Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
Mexican Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
Netherlands Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
Switzerland Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
United Kingdom Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2014    
Uruguay Tax Authority [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2010    
Minimum [Member] | U.S. Internal Revenue Service [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2012    
Maximum [Member] | U.S. Internal Revenue Service [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2014    
Foreign Deferred Tax Assets [Member]      
Income Taxes [Line Items]      
Valuation allowance $ 2,006,000    
U.S Federal Income Tax [Member]      
Income Taxes [Line Items]      
Research and experimentation tax credit carryforwards 3,368,000    
Foreign tax credits 3,232,000 810,000  
Other state tax credits $ 474,000    
U.S Federal Income Tax [Member] | Minimum [Member]      
Income Taxes [Line Items]      
Net operating loss carryforwards beginning expiration date Dec. 31, 2022    
U.S. State Income Tax [Member]      
Income Taxes [Line Items]      
Research and experimentation tax credit carryforwards $ 2,082,000 2,196,000  
Other state tax credits $ 615,000 615,000  
U.S. State Income Tax [Member] | Minimum [Member]      
Income Taxes [Line Items]      
Net operating loss carryforwards beginning expiration date Dec. 31, 2020    
Foreign Income Tax [Member]      
Income Taxes [Line Items]      
Research and experimentation tax credit carryforwards $ 155,000 $ 518,000  
Foreign Income Tax [Member] | Minimum [Member]      
Income Taxes [Line Items]      
Net operating loss carryforwards beginning expiration date Dec. 31, 2018    
Internal Revenue Service Loss Carryforward [Member] | Minimum [Member] | U.S. Internal Revenue Service [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 1997    
Internal Revenue Service Loss Carryforward [Member] | Maximum [Member] | U.S. Internal Revenue Service [Member]      
Income Taxes [Line Items]      
Tax years subject to examination 2007    
Restricted Stock Awards [Member]      
Income Taxes [Line Items]      
Additional paid-in capital $ 1,243,000