Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Details)

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Fair Value Measurements (Details) - USD ($)
Dec. 31, 2015
Dec. 31, 2014
Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Estimated fair value of debt $ 5,700,000  
Recurring basis | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments in money market funds 21,122,553 $ 11,251,724
Recurring basis | Level 3 | Investor Rights Obligation    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities and obligations   1,112,000
Recurring basis | Level 3 | Warrants on Preferred Stock    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities and obligations 27,606 $ 69,684
Recurring basis | Level 3 | Equity Unit Purchase Option [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Liabilities and obligations $ 50,571