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SEGMENT INFORMATION - Schedule of Revenue from External Customers by Products and Services (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Revenues by product line:
Revenues	$ 13,812	$ 15,077
Satellite Revenue [Member]
Revenues by product line:
Revenues	6,514	8,263
Government Non-Space Revenue [Member]
Revenues by product line:
Revenues	6,859	6,270
Other Commercial & Industrial Revenue [Member]
Revenues by product line:
Revenues	$ 439	$ 544

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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