Quarterly report pursuant to Section 13 or 15(d)

Derivative Liability - Additional Information (Detail)

v2.4.1.9
Derivative Liability - Additional Information (Detail) (USD $)
3 Months Ended 6 Months Ended
Nov. 30, 2014
Nov. 30, 2014
Derivative [Line Items]    
Change in fair value of derivative liability $ 805,575us-gaap_GainLossOnDerivativeInstrumentsNetPretax $ 805,575us-gaap_GainLossOnDerivativeInstrumentsNetPretax