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Annual report pursuant to Section 13 and 15(d)

Accounts Receivable - Narrative (Details)

v3.22.2
Accounts Receivable - Narrative (Details) - USD ($)
12 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Receivables [Abstract] Ìý Ìý
Bad debt expense $ 1,500,000 $ 2,268,540