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v3.25.2

Stock-Based Compensation - Additional Information (Details) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 31, 2025 USD ($) Plan shares | Jul. 31, 2024 USD ($) | Jul. 31, 2025 USD ($) Plan $ / shares shares | Jul. 31, 2024 USD ($)
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Number of employee equity plans | Plan | 2 |  | 2 |
Share-based compensation expense | $ 60,758 | $ 55,111 | $ 115,652 | $ 106,273
Restricted Stock Units |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Remaining weighted-average period |  |  | 2 years 9 months |
Unrecognized stock-based compensation expense | $ 447,900 |  | $ 447,900 |
Number of market based restricted stock units granted | shares |  |  | 7,256,188 |
Share based compensation, average grant date fair value | $ / shares |  |  | $ 30.74 |
2015 Equity Incentive Plan | Class A Common Stock |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Shares common stock reserved for issuance | shares | 3,692,406 |  | 3,692,406 |
2015 Employee Stock Purchase Plan |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Remaining weighted-average period |  |  | 1 year 1 month 9 days |
Unrecognized stock-based compensation expense | $ 3,800 |  | $ 3,800 |
2015 Employee Stock Purchase Plan | Class A Common Stock |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Shares common stock reserved for issuance | shares | 2,059,623 |  | 2,059,623 |
Executive Bonus Plans | Performance-Based Restricted Stock Units |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Share-based compensation expense |  |  | $ 7,900 |
Fiscal 2026 Executive Bonus Plan | Performance-Based Restricted Stock Units |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Unrecognized stock-based compensation expense | $ 10,400 |  | $ 10,400 |

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479983/718-10-S45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479830/718-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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