Income Taxes , Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Effective tax rate (percent)	7.00%	6.00%
U.S. federal and state taxes, withholding taxes and foreign taxes	$ 85.8	$ 38.5
Tax benefit from foreign-derived intangible income deduction	38.2	14.4
Excess tax benefits on stock compensation	26.3	$ 32.2
Unrecognized tax benefits	70.4		$ 67.4
Unrecognized tax benefits that would favorably affect effective tax rate	61.2
Accrued interest and penalties related to uncertain tax benefits	9.3		$ 9.3
Possible decrease in unrecognized tax benefits	$ 15.2

Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act, Deduction, Foreign-Derived Intangible Income, Amount

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Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, State and Local Income Taxes, and Foreign Income Tax Rate Differential, , Amount

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- Definition

Effective Income Tax Reconciliation, Excess Tax Benefit on Stock-based Compensation

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (d)
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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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-Publisher FASB
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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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