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Revenue Recognition - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jul. 31, 2024	Apr. 30, 2024
Disaggregation of Revenue [Line Items]
Contract liabilities	$ 4,937	$ 4,374
Contract liability recognized as revenue percentage	100.00%	100.00%
Accounts receivable
Disaggregation of Revenue [Line Items]
Contract assets	$ 10,722	$ 11,840
Other assets
Disaggregation of Revenue [Line Items]
Contract assets	$ 190	$ 312

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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