General form of registration statement for all companies including face-amount certificate companies

Allocation of Cash Proceeds Derivative Liability at Its Fair Value and Warrant at Its Relative Fair Value, with Residual Allocation of Host AVCP Note Agreement (Detail)

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Allocation of Cash Proceeds Derivative Liability at Its Fair Value and Warrant at Its Relative Fair Value, with Residual Allocation of Host AVCP Note Agreement (Detail) - USD ($)
 3 Months Ended 12 Months Ended
May. 31, 2015
May. 31, 2015
Feb. 06, 2015
Sep. 26, 2014
May. 31, 2013
Debt Instrument [Line Items]          
Amortization Debt Discount $ 523,614 $ 523,614      
Change in Fair Value 838,643 838,643      
Balance 4,862,257 4,862,257 $ 1,500,000 $ 2,000,000 $ 3,981,050
Warrants (equity allocation)          
Debt Instrument [Line Items]          
Balance 215,732 215,732 57,387 158,345  
Compound Embedded Derivative          
Debt Instrument [Line Items]          
Change in Fair Value 838,643        
Balance 2,008,907 2,008,907 403,226 767,038  
AVCP convertible note payable          
Debt Instrument [Line Items]          
Amortization Debt Discount 523,614        
Balance $ 2,637,618 $ 2,637,618 $ 1,039,387 $ 1,074,617