Quarterly report pursuant to Section 13 or 15(d)

SENIOR SECURED NOTES - RELATED PARTY - Additional Information (Detail)

v3.8.0.1
SENIOR SECURED NOTES - RELATED PARTY - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Aug. 10, 2017
Jul. 10, 2017
Nov. 04, 2014
Oct. 11, 2013
Aug. 22, 2017
Jun. 15, 2017
Jun. 02, 2017
Oct. 31, 2016
Dec. 02, 2015
Aug. 31, 2017
Aug. 31, 2016
May 31, 2017
Jun. 30, 2016
Related Party Transaction [Line Items]                          
Proceeds From Notes Payable                   $ 870,000 $ 1,095,000    
Long-term Line of Credit                   11,950,000      
Proceeds from Lines of Credit $ 290,000 $ 290,000       $ 290,000       $ 870,000      
Senior Secured Note                          
Related Party Transaction [Line Items]                          
Debt instrument, face amount       $ 9,000,000                  
Secured note payable, interest rate       3.00%       3.00% 3.00%        
Debt instrument carrying amount       $ 9,219,366                  
Terms of consolidated note identical to secured notes       (a) the maturity date was changed to September 1, 2015, which was after the latest maturity date of any of the Secured Notes; and (b) it provided for partial mandatory repayment in the event that the Company received aggregate gross proceeds in excess of $7.5 million from a single or multiple Liquidity Events in an amount equal to twenty-five (25%) percent of such gross proceeds (the Mandatory Prepayment Amount).                  
Consummation of equity financing, amount             $ 13,050,000 $ 11,250,000 $ 7,500,000        
Description of Liquidity Event       (a) the sale of any of the Companys equity, or equity-linked, securities, and (b) the receipt of proceeds, directly or indirectly related to a development and/or commercialization relationship entered into with an unaffiliated third party.                  
Line of Credit Facility, Maximum Borrowing Capacity                         $ 9,000,000
Debt Instrument, Maturity Date         Sep. 01, 2018   Mar. 31, 2018   Sep. 01, 2017        
Niobe Ventures LLC                          
Related Party Transaction [Line Items]                          
Debt instrument, face amount                     $ 5,030,000    
Notes Payable       $ 7,500,000                  
Niobe Ventures LLC | Senior Secured Note                          
Related Party Transaction [Line Items]                          
Debt instrument, face amount                       $ 11,080,000  
Secured note payable, interest rate     3.00%                    
Line of Credit Facility, Remaining Borrowing Capacity     $ 5,000,000                    
Proceeds From Notes Payable     10,000,000                 $ 3,980,000  
Niobe Ventures LLC | Senior Secured Note | Minimum                          
Related Party Transaction [Line Items]                          
Notes Payable     7,500,000                    
Niobe Ventures LLC | Senior Secured Note | Maximum                          
Related Party Transaction [Line Items]                          
Notes Payable     $ 10,000,000