Equity, Stock Repurchase (Details) - USD ($) shares in Millions, $ in Millions			1 Months Ended	12 Months Ended
	Apr. 27, 2021	Apr. 24, 2018	Jan. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Stockholders' Equity
Treasury stock retired (in dollars)				$ 0.0	$ 0.0	$ 0.0
Treasury stock, shares				1.7	1.2
Payments for shares repurchased (in dollars)				$ 585.1	$ 730.5	$ 661.7
2021 Stock Repurchase Program
Stockholders' Equity
Value of shares authorized to be repurchased (in dollars)	$ 2,000.0
Repurchase of stock program, period	3 years
Number of treasury shares retired				5.5	9.3	5.8
Treasury stock retired (in dollars)				$ 435.8	$ 689.7	$ 424.9
Number of shares repurchased				7.2	9.9	6.2
Payments for shares repurchased (in dollars)				$ 585.1	$ 730.5	$ 457.9
2018 Stock Repurchase Program
Stockholders' Equity
Value of shares authorized to be repurchased (in dollars)		$ 2,000.0
Repurchase of stock program, period		3 years
Number of treasury shares retired						2.8
Treasury stock retired (in dollars)						$ 184.0
Number of shares repurchased						3.1
Payments for shares repurchased (in dollars)						$ 203.8
Subsequent Event | 2021 Stock Repurchase Program
Stockholders' Equity
Number of shares repurchased			0.0
Value of shares remaining that may be repurchased under the stock repurchase program (in dollars)			$ 226.5