Equity Incentive Plans - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Millions |
3 Months Ended | |
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Mar. 31, 2025 |
Mar. 31, 2024 |
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| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
| Total | $ 34 | $ 36 |
| Research and development | ||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
| Total | 29 | 31 |
| Selling, general, and administrative | ||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
| Total | $ 5 | $ 5 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. No definition available.
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