Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Components of Long-Term Debt) (Detail)

v3.7.0.1
Long-Term Debt (Components of Long-Term Debt) (Detail) - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Debt Instrument [Line Items]    
Long term debt $ 0 $ 1,416,480
Less: Amount Due Within One Year 0 (1,416,480)
Amount Due After One Year 0 0
Convertible to shares of the Company's common shares at 2.25, subject to adjustment [Member]    
Debt Instrument [Line Items]    
Long term debt 0 1,591,740
Unamortized debt discount related to derivative liability associated with above Notes’ conversion price that is subject to adjustment in the event of subsequent equity sales at a lower purchase price (subject to certain exceptions). Upon issuance on June 3, 2014 the discount was $1,938,988 which is being amortized as interest expense over the life of the loan or sooner if the related debt is converted [Member]    
Debt Instrument [Line Items]    
Unamortized Debt Issuance Expense 0 (155,760)
Convertible, Senior Secured Notes Issued Debt Issuance Costs [Member]    
Debt Instrument [Line Items]    
Unamortized Debt Issuance Expense $ 0 $ (19,500)