Accounts Receivables, Contract Assets, and Contract Liabilities - Additional information - (Detail) - USD ($) |
3 Months Ended | 6 Months Ended | |
|---|---|---|---|
Jul. 31, 2022 |
Jul. 31, 2022 |
Jan. 31, 2022 |
|
| Receivables [Abstract] | |||
| Deferred revenue, recognized | $ 2,100,000 | $ 2,900,000 | |
| Transaction price allocated to performance obligations | 24,000,000.0 | 24,000,000.0 | |
| Allowance for unbilled receivables, net | 200,000 | 200,000 | $ 0 |
| Revenue recognized related to remaining performance obligations | $ 3,900,000 | $ 10,000,000.0 |
| X | ||||||||||
- Definition Allowance for unbilled receivables, net. No definition available.
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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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| X | ||||||||||
- Definition Amount of revenue recognized that was previously reported as deferred or unearned revenue. No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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