Quarterly report pursuant to Section 13 or 15(d)

Courseware and Accreditation - Narrative (Details)

v3.20.4
Courseware and Accreditation - Narrative (Details) - Courseware, net - USD ($)
3 Months Ended 9 Months Ended
Jan. 31, 2021
Jan. 31, 2020
Jan. 31, 2021
Jan. 31, 2020
Finite-Lived Intangible Assets [Line Items]        
Courseware costs capitalized     $ 31,330  
Amortization expense $ 10,255 $ 15,637 $ 32,718 $ 53,415