Accounts receivable, net, contract asset and contract liability - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Jul. 31, 2026 |
Jul. 31, 2025 |
Apr. 30, 2026 |
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| Revenue from Contract with Customer [Abstract] | |||
| Accounts receivable, net | $ 6,747 | $ 13,996 | |
| Allowance for doubtful accounts | 248 | 228 | |
| Contract assets | 5,263 | $ 1,596 | |
| Increase in contract assets | 3,667 | $ (1,588) | |
| Decrease in contract liabilities | $ 454 | $ 658 | |
| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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