Federal Income Taxes - Summary of Provision (Benefit) for Income Taxes (Details) - USD ($)	12 Months Ended
	May. 31, 2015	May. 31, 2014
Income Tax Disclosure [Abstract]
Current income tax - Federal and State		$ 11,000
Deferred income tax provision (benefit)	$ 430,763	(1,051,000)
Provision for (benefit from) income taxes	$ 430,763	$ (1,040,000)