Revenue and contract costs - Schedule of Rollforward of Contract Assets and Contract Liabilities (Details) $ in Thousands |
6 Months Ended |
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Jul. 31, 2024
USD ($)
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| Contract with Customer Asset [Roll Forward] | |
| Beginning balance | $ 3,375 |
| Amount transferred to receivables from beginning balance of contract assets | (3,375) |
| Contract asset additions, net of reclassification to receivables | 8,336 |
| Ending balance | 8,336 |
| Contract with Customer Liability [Roll Forward] | |
| Beginning balance | 24,210 |
| Revenue recognized that was included in deferred revenue at the beginning of the period | (20,101) |
| Other current period activity in deferred revenue | 17,324 |
| Ending balance | $ 21,433 |
| X | ||||||||||
- Definition Contract With Customer Asset No definition available.
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- Definition Contract With Customer, Liability, Other No definition available.
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| X | ||||||||||
- Definition Contract With Customer Liability No definition available.
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| X | ||||||||||
- 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 from purchase of right to consideration in exchange for good or service transferred to customer when right is conditioned on passage of time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of 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 from transfer to receivable due to right to consideration becoming unconditional. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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