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Schedule of Accounts Receivable, Contract Assets and Contract Liabilities (Details) - USD ($) $ in Thousands	Oct. 31, 2025	Apr. 30, 2025	Apr. 30, 2024
Accounts Receivable Contract Assets And Contract Liabilities
Accounts receivable	$ 1,100	$ 1,191	$ 796
Contract assets	752	1,088	18
Contract liabilities	$ 135		$ 302

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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