Stockholders Equity and Noncontrolling Interests, Stock Repurchase (Details) - USD ($) shares in Millions, $ in Millions			1 Months Ended	3 Months Ended		6 Months Ended
	Apr. 23, 2024	Apr. 27, 2021	Jul. 23, 2024	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Stockholders' Equity
Treasury stock retired (in dollars)				$ 0.0	$ 0.0	$ 0.0	$ 0.0
Payments for shares repurchased (in dollars)				$ 190.4	$ 153.6	$ 344.2	$ 320.5
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				1.3	4.0	4.1	8.2
Payments for shares repurchased (in dollars)				$ 71.8	$ 153.6	$ 225.6	$ 320.5
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				1.8
Payments for shares repurchased (in dollars)				$ 118.6
Subsequent Event | 2024 Stock Repurchase Program
Stockholders' Equity
Number of shares repurchased			0.6
Payments for shares repurchased (in dollars)			$ 39.9
Value of shares remaining that may be repurchased under the stock repurchase program (in dollars)			$ 1,841.6