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Stock-based Compensation - Options by Exercise Price (Details) | 12 Months Ended
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Jan. 31, 2022 $ / shares shares
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Options outstanding (in shares) | 41,907,551
Options exercisable (in shares) | 25,718,277
0.07 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 0.070
Options outstanding (in shares) | 440,278
Options outstanding, weighted average remaining contractual term | 1 year 7 months 9 days
Options exercisable (in shares) | 440,278
Options exercisable, weighted average remaining contractual term | 1 year 7 months 9 days
0.559 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 0.559
Options outstanding (in shares) | 2,638,214
Options outstanding, weighted average remaining contractual term | 1 year 11 months 12 days
Options exercisable (in shares) | 2,638,214
Options exercisable, weighted average remaining contractual term | 1 year 11 months 12 days
1.807 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 1.807
Options outstanding (in shares) | 1,942,032
Options outstanding, weighted average remaining contractual term | 2 years 6 months 21 days
Options exercisable (in shares) | 1,942,032
Options exercisable, weighted average remaining contractual term | 2 years 6 months 21 days
2.026 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 2.026
Options outstanding (in shares) | 1,883,699
Options outstanding, weighted average remaining contractual term | 3 years 7 months 13 days
Options exercisable (in shares) | 1,883,699
Options exercisable, weighted average remaining contractual term | 3 years 7 months 13 days
2.325 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 2.325
Options outstanding (in shares) | 2,312,701
Options outstanding, weighted average remaining contractual term | 3 years 1 month 2 days
Options exercisable (in shares) | 2,312,701
Options exercisable, weighted average remaining contractual term | 3 years 1 month 2 days
3.417 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 3.417
Options outstanding (in shares) | 290,425
Options outstanding, weighted average remaining contractual term | 4 years 5 months 19 days
Options exercisable (in shares) | 290,425
Options exercisable, weighted average remaining contractual term | 4 years 5 months 19 days
3.689 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 3.689
Options outstanding (in shares) | 2,948,823
Options outstanding, weighted average remaining contractual term | 4 years 8 months 19 days
Options exercisable (in shares) | 2,948,823
Options exercisable, weighted average remaining contractual term | 4 years 8 months 19 days
3.817 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 3.817
Options outstanding (in shares) | 1,709,190
Options outstanding, weighted average remaining contractual term | 6 years 3 months 21 days
Options exercisable (in shares) | 1,522,935
Options exercisable, weighted average remaining contractual term | 6 years 3 months 7 days
3.921 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 3.921
Options outstanding (in shares) | 7,089,893
Options outstanding, weighted average remaining contractual term | 7 years 14 days
Options exercisable (in shares) | 4,590,629
Options exercisable, weighted average remaining contractual term | 6 years 9 months 14 days
4.041 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 4.041
Options outstanding (in shares) | 10,538,829
Options outstanding, weighted average remaining contractual term | 8 years 2 months 1 day
Options exercisable (in shares) | 6,553,005
Options exercisable, weighted average remaining contractual term | 7 years 11 months 19 days
5.249 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 5.249
Options outstanding (in shares) | 1,663,103
Options outstanding, weighted average remaining contractual term | 9 years 14 days
Options exercisable (in shares) | 226,986
Options exercisable, weighted average remaining contractual term | 8 years 9 months 3 days
9.753 |
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items] |
Exercise price (in dollars per share) | $ / shares | $ 9.753
Options outstanding (in shares) | 8,450,364
Options outstanding, weighted average remaining contractual term | 9 years 4 months 28 days
Options exercisable (in shares) | 368,550
Options exercisable, weighted average remaining contractual term | 9 years 4 months 28 days

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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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