XML 35 R45.htm IDEA: XBRL DOCUMENT v2.4.0.8
Earnings (Loss) Per Share (Narrative) (Details) (Convertible Debt Securities [Member])
9 Months Ended
Jan. 31, 2014
Jun. 30, 2013
Convertible Debt Securities [Member]
   
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially dilutive securities that are not included in the diluted net loss calculation 1,666,667  
Convertible preferred stock, shares of common stock issued upon conversion   1