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Sale-Leaseback Financing Transaction - Narrative (Details) $ in Thousands | 12 Months Ended
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Apr. 30, 2023 USD ($) renewalOption | Apr. 30, 2022 USD ($)
Financing Liability [Abstract] |  |
Term of agreement | 20 years |
Number of renewal options | renewalOption | 4 |
Renewal term | 5 years |
Initial basic monthly rent | $ 158 |
Annual rental increase, as a percent | 2.00% |
Discount rate | 4.75% |
Gain (loss) on sale leaseback agreement | $ 0 |
Financing liability | 28,774 | $ 29,350
Debt issuance costs on financing liability | 708 | 768
Current portion of financing liability | 642 | 575
Long-term portion of financing liability | 28,132 | 28,775
Interest expense on financing liability | 1,316 | 147
Financing Liability [Line Items] |  |
Property plant and equipment gross | $ 61,368 | 60,326
Building |  |
Financing Liability [Line Items] |  |
Useful Life (in years) | 20 years |
Land |  |
Financing Liability [Line Items] |  |
Property plant and equipment gross | $ 41 | $ 41

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- Definition Financing Liability, Number of Renewal Options + References No definition available. + Details
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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. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1D -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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