Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies - Schedule of Property and Equipment Useful Lives (Details)

v3.20.2
Significant Accounting Policies - Schedule of Property and Equipment Useful Lives (Details)
12 Months Ended
Apr. 30, 2020
Computer equipment & hardware  
Property, Plant and Equipment [Line Items]  
Useful Life 3 years
Software  
Property, Plant and Equipment [Line Items]  
Useful Life 5 years
Instructional equipment  
Property, Plant and Equipment [Line Items]  
Useful Life 5 years
Furniture and fixtures  
Property, Plant and Equipment [Line Items]  
Useful Life 7 years
Leasehold improvements | Maximum  
Property, Plant and Equipment [Line Items]  
Useful Life 8 years