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Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Narrative) (Details)

v3.7.0.1
Significant Accounting Policies (Narrative) (Details) - USD ($)
 12 Months Ended
Apr. 30, 2017
Apr. 30, 2016
Cash and Cash Equivalents [Line Items]    
Cash, FDIC insured amount $ 250,000  
Courseware, expected useful life 5 years  
Amount of cash balance uninsured by FDIC $ 2,687,461  
Marketing and promotional costs 2,625,075 $ 1,856,918
Increase in long term accounts receivable due to reclassification adjustment   127,099
Decrease in current accounts receivable due to reclassification adjustment   127,099
Long term accounts receivable $ 657,542 127,099
Sales Revenue, Net [Member] | Non-US [Member]    
Cash and Cash Equivalents [Line Items]    
Percentage of revenues from students outside the United States 3.30%  
Two Separate Institutions [Member]    
Cash and Cash Equivalents [Line Items]    
Amount of cash balance uninsured by FDIC $ 2,687,461 $ 1,224,863
Employee Stock Option [Member]    
Cash and Cash Equivalents [Line Items]    
Antidilutive securities 2,096,550 1,510,509
Warrant [Member]    
Cash and Cash Equivalents [Line Items]    
Antidilutive securities 912,798 2,001,356
Convertible Debt [Member]    
Cash and Cash Equivalents [Line Items]    
Antidilutive securities 4,167 75,596
Convertible debt $ 50,000 $ 350,000