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Schedule of Components of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jan. 31, 2025	Apr. 30, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 6,173	$ 5,416
Less: accumulated depreciation	(2,584)	(1,973)
Property and equipment, net	3,589	3,443
Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,569	1,530
Computer Equipment & Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	790	790
Office Furniture & Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	425	422
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	683	683
Leased WAM-V's [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,912	1,547
Leased Buoys [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 794	$ 444

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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