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Income Taxes - Narrative (Details) - USD ($)
Dec. 31, 2015
Dec. 31, 2014
Operating Loss Carryforwards    
Unrecognized Tax Benefits that Would Impact Effective Tax Rate $ 176,000 $ 723,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 55,000 $ 40,000
Internal Revenue Service (IRS)    
Operating Loss Carryforwards    
Operating Loss Carryforwards 818,000  
Hong Kong | Foreign Tax Authority [Member]    
Operating Loss Carryforwards    
Operating Loss Carryforwards 1,577,000  
Spain | Foreign Tax Authority [Member]    
Operating Loss Carryforwards    
Operating Loss Carryforwards $ 2,434,000