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Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.4
Significant Accounting Policies - Schedule of Property and Equipment Useful Lives (Details)
9 Months Ended
Jan. 31, 2021
Computer equipment and hardware
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life 3 years
Software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life 5 years
Instructional equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life 5 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life 7 years
Leasehold improvements | Maximum
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life 8 years