Reconciliation of Effective Income Tax Rate (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Effective Income Tax Rate Reconciliation, Percent [Abstract]
U.S. federal statutory income tax rate		21.00%	21.00%	21.00%
Income tax provision at U.S. federal statutory rate		$ 295.7	$ 266.5	$ 256.6
State and local income taxes, net of federal income tax benefit		35.3	27.7	21.0
Impact of foreign operations, including withholding taxes		51.4	37.9	47.8
U.S. tax incentives		(24.4)	(23.0)	(28.4)
Change in net valuation allowance	[1]	(2.5)	8.0	(59.4)
Divestitures		0.5	1.1	1.1
Change in unrecognized tax benefits		(61.1)	3.5	13.2
Other		(3.7)	(3.3)	(0.1)
Provision for income taxes		$ 291.2	$ 318.4	$ 251.8
Effective income tax rate on operations		20.70%	25.10%	20.60%
Tax Adjustments, Settlements, and Unusual Provisions		$ (64.2)

[1] Reflects changes in valuation allowances that impacted the effective income tax rate for each year presented.