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Fair Value Measurements (Details 1) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Unrealized (Gains) $ 299,477 $ 508,817 $ (444,622)
Ending Balance 508,202    
Fair Value, Inputs, Level 3 [Member] | Warrant [Member]      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Beginning Balance 807,679 1,740,235 1,295,613
Unrealized (Gains) (299,477) (508,817) 444,622
Exercised Stock Purchase Warrants 0 (423,739) 0
Ending Balance $ 508,202 $ 807,679 $ 1,740,235