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Schedule of Significant Changes in Contract Assets (Details) - USD ($) $ in Thousands | 9 Months Ended
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Jan. 31, 2024 | Jan. 31, 2023
Accounts Receivable Contract Assets And Contract Liabilities |  |
Transferred to receivables from contract assets recognized | $ (1,469) | $ (1,646)
Revenue recognized and not billed | 1,598 | 1,353
Net change in contract assets | $ 129 | $ (293)

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- Definition Transferred to receivables from contract assets recognized. + References No definition available. + Details
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- Definition Amount of increase (decrease) in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 + Details
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