Sale-Leaseback Financing Transaction - Narrative (Details) $ in Thousands	12 Months Ended
Apr. 30, 2022 USD ($) numberOfRenewalOptions	Apr. 30, 2021 USD ($)
Financing Liability [Abstract]
Term of agreement	20 years
Number of renewal options \| numberOfRenewalOptions	4
Renewal term	5 years
Initial basic monthly rent	$ 158
Annual rental increase, as a percent	2.00%
Discount rate	4.75%
Debt issuance costs on financing liability	$ 768
Financing liability	29,350
Current portion of financing liability	575	$ 0
Long-term portion of financing liability	28,775	0
Interest expense on financing liability	147
Gain (loss) on sale leaseback agreement	0
Financing Liability [Line Items]
Property plant and equipment gross	$ 60,326	58,804
Building
Financing Liability [Line Items]
Useful Life (in years)	20 years
Land
Financing Liability [Line Items]
Property plant and equipment gross	$ 41	$ 41

Financing Liability

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Financing Liability

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Financing Liability, Annual Increase, Percent

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Financing Liability, Basic Monthly Payment

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Financing Liability, Current

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Financing Liability

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Financing Liability, Noncurrent

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- Definition

Financing Liability, Number of Renewal Options

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Financing Liability, Renewal Term

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Financing Liability, Term of Contract

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Interest Expense, Financing Liability

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Discount rate used by lessee to determine present value of finance lease payments.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount of gain (loss) on sale and leaseback transaction from transfer of asset accounted for as sale.

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