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Balance Sheet Components - Schedule of Other Long-Term Assets (Details) - USD ($) $ in Thousands | Jan. 31, 2021 | Jan. 31, 2020
--- | --- | ---
Property Plant And Equipment [Line Items] |  |
Deposits, noncurrent | $ 2,707 | $ 2,726
Internally developed software costs, net of amortization | 16,071 | 14,521
Other assets, noncurrent | 5,247 | 4,140
Other long-term assets | 32,774 | 31,981
On-premises software |  |
Property Plant And Equipment [Line Items] |  |
Internally developed software costs, net of amortization | $ 8,749 | $ 10,594

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