Quarterly report pursuant to Section 13 or 15(d)

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

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Long-Term Debt (Components of Long-Term Debt) (Parenthetical) (Detail) - USD ($)
6 Months Ended
Jun. 03, 2014
Jun. 30, 2017
Jun. 03, 2017
Debt Instrument [Line Items]      
Fair Value Of Debt Embedded Conversion Price Adjustment Option $ 1,938,988    
Convertible, Senior Secured Notes Issued Debt Issuance Costs [Member]      
Debt Instrument [Line Items]      
Debt Issuance Costs, Net     $ 139,340
Convertible Senior Secured Notes payable [Member]      
Debt Instrument [Line Items]      
Long term debt, fixed interest repayment term   June 3, 2017  
Long term debt, fixed interest rate   5.00%  
Debt Instrument, Convertible, Conversion Price   $ 2.25