Long-Term Debt (Schedule Of Debt And Finance Lease Obligations) (Details) - USD ($)	Jul. 31, 2022	Apr. 30, 2022
Debt Instrument [Line Items]
Unamortized deferred financing costs	$ (1,612,427)	$ (401,040)
Total debt	87,411,485	67,090,969
Less current maturities	2,874,505	6,991,567
Long-term debt	84,536,980	60,099,402
Finance lease obligations	4,688,378	4,215,810
Less current maturities	1,571,973	1,410,675
Total finance lease obligations, less current portion	3,116,405	2,805,135
Notes Payable - Secured lenders [Member]
Debt Instrument [Line Items]
Debt	84,646,545	56,830,377
Total debt	83,034,118
Notes Payable - Buildings [Member]
Debt Instrument [Line Items]
Debt	453,213	6,459,340
Total debt	453,213
Notes Payable - Equipment [Member]
Debt Instrument [Line Items]
Debt	3,924,154	$ 4,202,292
Total debt	$ 3,924,154

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, after accumulated amortization, of debt discount (premium).

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.

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Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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