Summary of Fair Value Derivative Liability and Linked Common Shares (Detail) (USD $)	Nov. 30, 2014		Sep. 26, 2014
Derivative [Line Items]
Total derivative liability	$ 1,572,613	[1]	$ 767,038
Shares indexed to derivative liability	2,000,000		2,000,000

[1] The Company did not have any assets or liabilities measured at fair value using Level 1 or 2 of the fair value hierarchy as of November 30, 2014 and May 31, 2014.