Depreciation And Amortization, Excluding Finance Leases

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Equipment Financing Arrangements, Payable

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Equipment Financing Liability

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Equipment Financing Liability, Current

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- Definition

Equipment Financing Liability, Noncurrent

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- Definition

Finance Lease, Cost

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- Definition

Long-Term Purchase Commitment, Gross

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- Definition

Long-Term Purchase Commitment, Imputed Interest Rate

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Long-Term Purchase Commitment, Initial Debt Discount

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- Definition

Long-Term Purchase Commitment, Weighted Average Remaining Lease Term

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- Definition

Present Value Minimum Future Obligations Interest Rate

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- Definition

Amount of decrease in accumulated depreciation, depletion, and amortization of property, plant, and equipment from disposition.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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- Definition

Amount of interest paid on finance lease liability.

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- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

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Amount, before accumulated amortization, of right-of-use asset from finance lease.

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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Amount of interest capitalized during the period.

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The minimum amount the entity agreed to spend under the long-term purchase commitment.

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No definition available.

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Period covered by long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of decrease in property, plant, and equipment from disposition. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Useful life of property, plant, and equipment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

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Property and Equipment - Narrative (Details) - USD ($)	3 Months Ended		12 Months Ended
Property and Equipment - Narrative (Details) - USD ($)	Jul. 31, 2026	Jul. 31, 2025	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2026
Property, Plant, and Equipment [Line Items]
Depreciation and amortization	$ 314,000	$ 358,000
Depreciation and amortization, excluding finance leases	295,000	320,000
Finance lease, asset, gross	1,000,000.0				$ 1,000,000.0
Finance lease, depreciation and amortization	19,000	38,000
Loss on disposal of equipment	0	20,000
Current equipment financing liability	168,000				0
Non-current equipment financing liability	215,000				$ 0
Amortization of leased assets	$ 19,000	38,000
Finance lease, weighted average remaining lease term	9 months 29 days
Purchase commitment, weighted average remaining lease term	2 years 5 months 1 day
2023 Finance Lease
Property, Plant, and Equipment [Line Items]
Finance lease costs	$ 368,000	$ 368,000	$ 368,000
Present value of minimum future obligations interest rate	3.50%	3.50%
Amortization of leased assets	$ 19,000	$ 19,000
Finance lease, interest payment on liability	1,000	1,300
2022 Finance Lease
Property, Plant, and Equipment [Line Items]
Finance lease costs	$ 370,000			$ 370,000
Present value of minimum future obligations interest rate	3.25%
Amortization of leased assets	$ 0	19,000
Finance lease, interest payment on liability	$ 0	1,000
Capital Addition Purchase Commitments
Property, Plant, and Equipment [Line Items]
Equipment acquisition cost payable installment period	36 months
Contractual payments	$ 464,000
Imputed interest rate	8.75%
Initial debt discount	$ 65,000
Interest costs capitalized	5,000
Equipment acquisition cost	469,000
Equipment financing liability	383,000
Current equipment financing liability	168,000
Non-current equipment financing liability	215,000
Equipment financing arrangements payable	29,000
Depreciation	0
Equipment
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, disposals	$ 0	44,000
Accumulated depreciation and amortization		24,000
Loss on disposal of equipment		$ 20,000
Maximum
Property, Plant, and Equipment [Line Items]
Useful lives	9 years
Minimum
Property, Plant, and Equipment [Line Items]
Useful lives	3 years