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Income Taxes - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2023 | Dec. 31, 2022
Income Tax Disclosure [Line Items] |  |  |  |  |  |
Income tax expense | $ 56.3 | $ 15.4 | $ 90.5 | $ 36.2 |  |
Effective income tax rate (as a percent) | 24.30% | 31.20% | 25.10% | 51.30% |  |
Income tax expense (benefits), tax credit, discrete items | $ 1.2 | $ 1.5 | $ 4.2 | $ 16.9 |  |
Valuation allowance charges with respect to unrealizable foreign tax credits |  |  | 2.5 |  |  |
Valuation allowance, deferred tax asset on marketable securities |  |  | 1.7 |  |  |
Income tax expense (benefit) related to taxes on income in prior periods |  |  |  | 18.1 |  |
Unrecognized tax benefits | 92.5 |  | 92.5 |  |  | $ 98.8
Net unrecognized tax benefits, excluding interest and penalties that would affect the company's net income if recognized | 51.9 |  | 51.9 |  |  |
Interest and penalties |  |  | 0.9 | $ 0.7 |  |
Accruals for payment of interest and penalties | $ 5.7 |  | $ 5.7 |  |  |
Scenario Forecast |  |  |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |  |  |
Significant change in unrecognized tax benefits is reasonably possible, amount of unrecorded benefit |  |  |  |  | $ 1.4 |

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