Equity - Schedule of Weighted Average Fair Value Assumptions (Details)	12 Months Ended
Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	1.10%	0.50%	1.90%
Weighted-average volatility	43.50%	31.90%	30.30%
Weighted-average expected term (in years)	6 years 1 month 6 days	6 years 7 days	6 years 14 days
Dividend yield	0.00%	0.00%	0.00%
Shares subject to the 2021 ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	0.07%
Weighted-average volatility	38.47%
Weighted-average expected term (in years)	6 months 25 days
Dividend yield	0.00%

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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- Definition

The risk-free interest rate assumption that is used in valuing an option on its own shares.

+ References

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- Definition

Rate of weighted-average expected volatility for award under share-based payment arrangement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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