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Schedule of Other Current Assets (Details) - USD ($) $ in Thousands	Jan. 31, 2024	Apr. 30, 2023
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Proceeds receivable from sale of New Jersey net operating loss & tax credits	$ 1,234
Prepaid inventory materials	1,088	58
Prepaid insurance	374	358
Prepaid software & licenses	308	190
Prepaid sales & marketing	138	122
Prepaid project costs	617	46
Prepaid expenses- other	168	220
Total other current assets	$ 3,927	$ 994

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Prepaid inventory materials.

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Prepaid project costs.

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Prepaid sales and marketing.

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Prepaid software and licenses.

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Proceeds receivable from sale of net operating loss and tax credits.

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Amount of current assets classified as other.

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Amount of asset related to consideration paid in advance for other costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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