Segment (Details) |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2024
USD ($)
segment
|
Dec. 31, 2023
USD ($)
|
Dec. 31, 2022
USD ($)
|
|
| Segment Reporting [Abstract] | |||
| Number of reportable segments | segment | 1 | ||
| Segment Reporting Information [Line Items] | |||
| Collaboration revenue | $ 0 | $ 0 | $ 68,000,000 |
| Loss before income taxes | (748,000,000) | (796,000,000) | (1,723,000,000) |
| Reportable Segment | |||
| Segment Reporting Information [Line Items] | |||
| Collaboration revenue | 0 | 0 | 68,000,000 |
| Personnel expenses | 423,000,000 | 428,000,000 | 385,000,000 |
| Other operating expenses | 198,000,000 | 226,000,000 | 243,000,000 |
| Other segment items | 127,000,000 | 142,000,000 | 1,163,000,000 |
| Loss before income taxes | $ (748,000,000) | $ (796,000,000) | $ (1,723,000,000) |
| X | ||||||||||
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of revenue from collaborative arrangement. Excludes revenue from contract with customer under Topic 606. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- 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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| X | ||||||||||
- Definition Amount of other expense (income) and loss (gain) calculated as difference between segment revenue and separately disclosed expense category to arrive at segment profit (loss). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
|