Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Textual)

v3.3.1.900
Income Taxes (Details Textual) - USD ($)
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Income Taxes [Line Items]    
Operating Loss Carryforwards, Expiration Period 2035  
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount $ 2,478,000 $ 1,312,000
Domestic Tax Authority [Member]    
Income Taxes [Line Items]    
Operating Loss Carryforwards 43,017,000  
State and Local Jurisdiction [Member]    
Income Taxes [Line Items]    
Operating Loss Carryforwards 30,203,000  
Foreign Tax Authority [Member]    
Income Taxes [Line Items]    
Operating Loss Carryforwards $ 4,638,000  
Research Tax Credit Carryforward [Member]    
Income Taxes [Line Items]    
Tax Credit Carryforward, Expiration Period 2035  
Research Tax Credit Carryforward [Member] | Domestic Tax Authority [Member]    
Income Taxes [Line Items]    
Tax Credit Carryforward, Amount $ 920,000  
Research Tax Credit Carryforward [Member] | State and Local Jurisdiction [Member]    
Income Taxes [Line Items]    
Tax Credit Carryforward, Amount 282,000  
Research Tax Credit Carryforward [Member] | Foreign Tax Authority [Member]    
Income Taxes [Line Items]    
Tax Credit Carryforward, Amount $ 25,000