Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Deferred tax assets: | ||
| Federal and state net operating loss carryforwards | $ 345 | $ 354 |
| Capitalized research and development | 247 | 208 |
| Research and development credits | 206 | 166 |
| Share-based compensation | 110 | 124 |
| Lease liabilities | 24 | 33 |
| Debt discount on convertible notes | 0 | 11 |
| Accruals and reserves | 8 | 5 |
| Other deferred tax assets | 3 | 3 |
| Total deferred tax assets | 943 | 904 |
| Deferred tax liabilities: | ||
| Right of use assets | (14) | (18) |
| Intangible assets | (5) | (13) |
| Goodwill | (13) | (6) |
| Other deferred tax liabilities | (1) | (5) |
| Total deferred tax liabilities | (33) | (42) |
| Net deferred tax assets before valuation allowance | 910 | 862 |
| Less: valuation allowance | (914) | (865) |
| Net deferred tax liabilities | $ (4) | $ (3) |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from in-process research and development cost acquired in business combination or from joint venture formation or both. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Deferred Tax Asset, Capitalized Research And Development No definition available.
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- Definition Deferred Tax Assets, Debt Discount No definition available.
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- Definition Deferred Tax Assets (Liabilities), Net, Before Valuation Allowance No definition available.
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- Definition Deferred Tax Assets, Operating Lease, Liability No definition available.
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- Definition Deferred Tax Liabilities, Operating Lease, Right-of-Use Asset No definition available.
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