Stockholders' equity - Summary of Common Stock Reserved for Future Issuance (Details) - shares |
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Total shares of common stock reserved (in shares) | 42,405,583 | 34,589,026 |
| Stock options | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Stock options outstanding (in shares) | 926,557 | 940,908 |
| RSU outstanding and PSUs | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| RSUs outstanding and PSUs (in shares) | 21,747,985 | 15,485,131 |
| 2021 Equity Incentive Plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Shares available for future issuance (in shares) | 14,060,735 | 13,943,187 |
| 2021 Employee Stock Purchase Plan | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Shares available for future issuance (in shares) | 5,670,306 | 4,219,800 |
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- Definition Aggregate number of common shares reserved for future issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of equity instruments other than options outstanding, including both vested and non-vested instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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