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SEGMENT INFORMATION (Details) - Schedule of Reconciliation of Assets from Segment to Consolidated - USD ($) $ in Thousands	Oct. 31, 2021	Apr. 30, 2021
Identifiable assets:
Identifiable Assets	$ 81,378	$ 86,016
Frequency Electronics Inc New York [Member]
Identifiable assets:
Identifiable Assets	36,839	34,869
Frequency Electronics Inc Zyfer [Member]
Identifiable assets:
Identifiable Assets	11,060	12,888
Corporate Segment [Member]
Identifiable assets:
Identifiable Assets	$ 33,479	$ 38,259

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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