Redeemable Convertible Preferred Stock, Redeemable Common Stock, and Stockholders’ Equity (Deficit) - 2019 Stock Option Plan and 2025 Equity Incentive Plan (Details) - Outstanding stock options - shares shares in Millions |
6 Months Ended | |
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Jun. 30, 2026 |
Dec. 31, 2025 |
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| 2025 Plan | ||
| Class of Stock [Line Items] | ||
| Shares reserved for future issuance (in shares) | 50 | |
| Capital shares reserved for future issuance annual increase (in percentage) | 5.00% | |
| Number of shares available for grant (in shares) | 63 | |
| 2019 And 2025 Plans | Minimum | ||
| Class of Stock [Line Items] | ||
| Vesting period | 3 years | |
| 2019 And 2025 Plans | Maximum | ||
| Class of Stock [Line Items] | ||
| Vesting period | 4 years | |
| Expiration period | 10 years |
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- Definition Common Stock, Capital Shares Reserved for Future Issuance Annual Increase No definition available.
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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 Aggregate number of common shares reserved for future issuance. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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 Period from grant to expiration date of share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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