Annual report pursuant to Section 13 and 15(d)

Derivative Liability and Fair Value Measurements (Schedule of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Detail)

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Derivative Liability and Fair Value Measurements (Schedule of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Detail) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant Liability $ 173,131 $ 240,786
Total liabilities measured at fair value (Long-Term) 173,131 240,786
Fair Value, Inputs, Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant Liability 0 0
Total liabilities measured at fair value (Long-Term) 0 0
Fair Value, Inputs, Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant Liability 0 0
Total liabilities measured at fair value (Long-Term) 0 0
Fair Value, Inputs, Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Warrant Liability 173,131 240,786
Total liabilities measured at fair value (Long-Term) $ 173,131 $ 240,786