Earnings Per Share - Schedule of Antidilutive Securities (Details)	3 Months Ended		9 Months Ended
	Feb. 28, 2015	Feb. 28, 2014	Feb. 28, 2015	Feb. 28, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share	3,333,334	5,783,334	4,483,334	3,683,334
Options To Purchase Common Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share		2,450,000	1,150,000	350,000
Preferred Stock Convertible Into Common Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share	3,333,334	3,333,334	3,333,334	3,333,334