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CONTRACT ASSETS AND LIABILITIES (Details) - USD ($)	3 Months Ended
	Jul. 31, 2024	Jul. 31, 2023
CONTRACT ASSETS AND LIABILITIES (Details) [Line Items]
Revenues	$ 15,077,000	$ 12,408,000
Loss on Contracts	6,000	139,000
Contract Liabilities [Member]
CONTRACT ASSETS AND LIABILITIES (Details) [Line Items]
Revenues	$ 7,700,000	$ 3,700,000

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Losses recognized in the current period on contracts which are expected to generate losses, which are probable and can be reasonably estimated, in a future period.

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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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