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Long-term Debt, Net (Tables)
 6 Months Ended
Oct. 31, 2022
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
October 31, 2022April 30, 2022
Credit Facility due March 14, 2023 (the "2022 Revolving Credit Facility")$— $— 
Credit Facility due November 4, 2023 (the "2018 Credit Facility"); interest payable monthly in arrears5,000,000 5,000,000 
12% Convertible Notes due March 14, 2027 (the "2022 Convertible Notes"); interest payable monthly in arrears10,000,000 10,000,000 
Total long-term debt15,000,000 15,000,000 
Less: Unamortized debt discount(95,444)(124,265)
Total long-term debt, net$14,904,556 $14,875,735