Quarterly report pursuant to Section 13 or 15(d)

Leases - Narrative (Details)

v3.20.4
Leases - Narrative (Details)
ft² in Thousands
3 Months Ended 6 Months Ended
Oct. 31, 2020
USD ($)
ft²
Oct. 31, 2020
USD ($)
ft²
Lessee, Lease, Description [Line Items]    
Amount of office and classroom space leased (in square feet) | ft² 103 103
Incremental borrowing rate (as a percent) 12.00% 12.00%
Lease expense $ 664,415 $ 1,061,653
Tampa, Florida    
Lessee, Lease, Description [Line Items]    
Leases not yet commenced, liability 10,200,000 10,200,000
Phoenix, Arizona    
Lessee, Lease, Description [Line Items]    
Leases not yet commenced, liability 3,900,000 3,900,000
Austin, Texas    
Lessee, Lease, Description [Line Items]    
Leases not yet commenced, liability $ 4,300,000 $ 4,300,000