Stockholders Equity and Noncontrolling Interests, Stock Repurchase (Details) - USD ($) shares in Millions, $ in Millions			1 Months Ended	3 Months Ended		9 Months Ended
	Apr. 23, 2024	Apr. 27, 2021	Oct. 22, 2024	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Stockholders' Equity
Treasury stock retired (in dollars)				$ 0.0	$ 0.0	$ 0.0	$ 0.0
Payments for shares repurchased (in dollars)				$ 176.2	$ 149.3	$ 520.4	$ 469.8
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
Stock repurchase program expiration date		Apr. 27, 2024
Number of treasury shares retired						4.1	8.2
Treasury stock retired (in dollars)						$ 225.6	$ 320.5
Number of shares repurchased					3.5	4.1	11.7
Payments for shares repurchased (in dollars)					$ 149.3	$ 225.6	$ 469.8
2024 Stock Repurchase Program
Stockholders' Equity
Value of shares authorized to be repurchased (in dollars)	$ 2,000.0
Repurchase of stock program, period	3 years
Stock repurchase program expiration date	Apr. 28, 2027
Number of treasury shares retired						1.8
Treasury stock retired (in dollars)						$ 118.6
Number of shares repurchased				2.7		4.5
Payments for shares repurchased (in dollars)				$ 176.2		$ 294.8
Subsequent Event | 2024 Stock Repurchase Program
Stockholders' Equity
Number of shares repurchased			0.6
Payments for shares repurchased (in dollars)			$ 35.8
Value of shares remaining that may be repurchased under the stock repurchase program (in dollars)			$ 1,669.4