Annual report pursuant to Section 13 and 15(d)

Secured Note and Accounts Receivable (Details)

v3.10.0.1
Secured Note and Accounts Receivable (Details) - USD ($)
1 Months Ended 12 Months Ended
Apr. 07, 2017
Apr. 29, 2015
Dec. 31, 2008
Mar. 31, 2008
Apr. 30, 2018
Apr. 30, 2017
Apr. 30, 2014
Sep. 30, 2014
Mar. 13, 2012
Sep. 16, 2011
Related Party Transaction [Line Items]                    
Courseware sales         $ 22,021,512 $ 14,246,696        
Price per share   $ 1.86                
Accounts receivable, secured - related party, net of allowance         45,329 45,329        
Allowance for doubtful accounts, noncurrent accounts receivables   $ 625,963     625,963 625,963        
Proceeds from issuance of common shares and warrants, net $ 6,996,000 101,502                
Accounts receivable, before allowance   $ 671,291                
Parent Company [Member]                    
Related Party Transaction [Line Items]                    
Courseware sales     $ 600,000 $ 455,000            
Series C Preferred Shares pledged by HEMG                   772,793
Series C Preferred Shares pledged by HEMG, converted to common shares                 54,571  
Price per share             $ 2.28      
Accounts receivable, secured - related party, net of allowance         $ 45,329 $ 45,329        
Receivable Collateral Valuation Reserve             $ 123,647      
Due amount HEMG has failed to pay despite due demand               $ 772,793