Stockholders' Equity Schedule of Stock by Class (Details) (Common Stock [Member])	3 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jun. 17, 2013
Common Stock [Member]
Class of Stock [Line Items]
Common Stock Outstanding at May 1	5,265,750	5,515,750	5,665,750
Restricted Stock Activity	400,000	0
Common Stock Outstanding at April 30		5,515,750	5,665,750