| Income Taxes - Unrecognized Tax Benefits (Details) $ in Thousands | 12 Months Ended | 
|---|---|
| Jan. 31, 2022  USD ($) | |
| Schedule of Unrecognized Tax Benefits Roll Forward | |
| Beginning balance | $ 568 | 
| Tax positions taken during a prior year: | |
| Gross increases | 1,229 | 
| Gross decreases | (605) | 
| Tax positions taken during the current year: | |
| Gross increases | 347 | 
| Ending balance | $ 1,539 | 
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- Definition Unrecognized Tax Benefits, Current Year No definition available. 
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- Definition Unrecognized Tax Benefits, Prior Year No definition available. 
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available. 
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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