Income Taxes - Components of Deferred Tax Assets (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Deferred tax assets: | ||
| Net operating losses | $ 8.4 | $ 50.5 |
| Research and development credits | 74.6 | 62.8 |
| Capitalized research and development | 85.7 | 255.7 |
| Stock-based compensation expense | 59.7 | 61.4 |
| Operating lease assets | 111.8 | 122.7 |
| Intangible assets | 117.0 | 121.4 |
| Accrued payroll | 27.2 | 24.1 |
| Other | 55.0 | 27.6 |
| Total deferred tax assets | 539.4 | 726.2 |
| Deferred tax liabilities: | ||
| Operating lease liabilities | (96.9) | (112.8) |
| Other | (24.9) | (15.5) |
| Total deferred tax liabilities | (121.8) | (128.3) |
| Net of deferred tax assets and liabilities | 417.6 | 597.9 |
| Valuation allowance | (97.3) | (112.2) |
| Net deferred tax assets | $ 320.3 | $ 485.7 |
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- Definition Deferred Tax Assets, Accrued Payroll No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from research and development costs capitalized. No definition available.
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- Definition Deferred tax assets (liabilities) gross. No definition available.
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- Definition Deferred tax assets operating leases assets. No definition available.
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- Definition Deferred tax liabilities operating leases liabilities. No definition available.
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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 from intangible assets including goodwill. 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 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, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. 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 research tax credit carryforwards. 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 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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- References No definition available.
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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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