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Income Taxes - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Income Tax Contingency [Line Items]
Effective tax rate (percent)	20.00%	13.00%	18.00%	14.00%
U.S. federal and state taxes, withholding taxes and foreign taxes	$ 141.0	$ 123.6	$ 384.2	$ 315.0
Tax provision related to the derecognition of deferred tax assets from a business combination			30.6
Tax benefit from foreign-derived intangible income deduction	11.1	33.1	62.0	84.0
Excess tax benefits on stock compensation	9.2	$ 9.3	58.5	$ 33.8
Unrecognized tax benefits	86.6		86.6		$ 75.9
Unrecognized tax benefits that would favorably affect effective tax rate	70.8		70.8
Accrued interest and penalties related to uncertain tax benefits	$ 11.6		$ 11.6		$ 8.8
Possible increase in effective tax rate as a result of the One Big Beautiful Bill Act			1.00%
Minimum
Income Tax Contingency [Line Items]
Decrease in expected tax payments in 2025			$ 100.0
Maximum
Income Tax Contingency [Line Items]
Decrease in expected tax payments in 2025			$ 150.0

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