Segment Information - Schedule of Depreciation and amortization (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024
Depreciation and amortization:
Depreciation and amortization	$ 2,055	$ 2,124
Frequency Electronics Inc New York [Member]
Depreciation and amortization:
Depreciation and amortization	1,932	1,944
Frequency Electronics Inc Zyfer [Member]
Depreciation and amortization:
Depreciation and amortization	123	180
Corporate Segment [Member]
Depreciation and amortization:
Depreciation and amortization	$ 0	$ 0

- Definition

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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