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Commitments and Contingencies - Additional Information (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Jan. 31, 2020 | Jul. 31, 2022 | Jan. 31, 2022
Commitments And Contingencies Disclosure [Line Items] |  |  |
Non-cancelable inventory purchase commitments |  | $ 20,700,000 | $ 19,400,000
Accrued liabilities for loss contingencies |  | 0 |
Cumulative charges of litigation loss | $ 600,000 |  |
Non-Cancelable Service Agreement with Telecommunications Provider | Minimum |  |  |
Commitments And Contingencies Disclosure [Line Items] |  |  |
Non-cancelable purchase commitments between August 2022 and July 2023 |  | 1,500,000 |
Non-cancelable purchase commitments between August 2023 and July 2024 |  | $ 2,500,000 |

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- Definition Amount of loss contingency liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 10 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14615-108349 + Details
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- Definition The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
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- Definition Amount of purchase arrangement to be paid in second fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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- Definition Amount of purchase arrangement to be paid in third fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References No definition available. + Details
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