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Courseware (Schedule of Estimated Future Amortization Expense) (Details) - USD ($)
Jul. 31, 2016
Apr. 30, 2016
Finite-Lived Intangible Assets [Line Items]    
Intangible asset, net $ 183,480 $ 194,932
Courseware [Member]    
Finite-Lived Intangible Assets [Line Items]    
2017 42,100  
2018 50,072  
2019 48,599  
2020 34,757  
2021 7,952  
Intangible asset, net $ 183,480 $ 194,932