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Income Taxes Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Operating Loss Carryforwards    
Research and development tax credits $ 549,000 $ 616,000
Deferred Tax Assets, Tax Credit Carryforwards, Research 60,000 31,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 723,000 623,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 40,000 $ 51,000
Internal Revenue Service (IRS)    
Operating Loss Carryforwards    
Operating Loss Carryforwards 881,000  
Hong Kong | Foreign Tax Authority [Member]    
Operating Loss Carryforwards    
Operating Loss Carryforwards 1,223,000  
SPAIN | Foreign Tax Authority [Member]    
Operating Loss Carryforwards    
Operating Loss Carryforwards $ 1,820,000