兼职学生

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 6 Months Ended
Oct. 31, 2020
Oct. 31, 2019
Oct. 31, 2020
Oct. 31, 2019
Finite-Lived Intangible Assets [Line Items] 听 听 听 听
Courseware costs capitalized 听 听 $ 11,375 听
Amortization expense $ 10,516 $ 16,917 $ 22,463 $ 36,059