Equity, Stock-Based Compensation (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Expense incurred for stock-based compensation plans	$ 99.0	$ 89.5	$ 83.0
Recognized tax benefit related to stock-based compensation	92.4	64.8	71.7
Excess tax benefit from option exercises	82.4	56.0	63.4
Selling, General and Administrative Expenses
Expense incurred for stock-based compensation plans	$ 99.0	$ 89.5	$ 83.0