Consolidated Statements of Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Shareholders’ Equity	Noncontrolling Interests
Beginning Balance at Dec. 31, 2019			$ 760.9	$ 7,806.3	$ (1,197.6)	$ (4,560.3)		$ 519.8
Net Income	$ 592.3			547.3				45.0
Other comprehensive income (loss)	(200.7)				(183.0)			(17.7)
Dividends to noncontrolling interests								(57.7)
Acquisition of noncontrolling interests			10.4					(37.0)
Increase in noncontrolling interests from business combinations								30.7
Change in temporary equity			(8.1)
Common stock dividends declared				(421.0)
Share-based compensation			52.5
Stock issued, share-based compensation			(73.9)			79.8
Common stock repurchased						(219.1)
Ending Balance at Sep. 30, 2020	$ 3,121.9	$ 44.6	741.8	7,932.6	(1,380.6)	(4,699.6)	$ 2,638.8	483.1
Dividends Declared Per Common Share	$ 1.95
Beginning Balance at Jun. 30, 2020			801.2	7,759.3	(1,456.6)	(4,735.5)		448.4
Net Income	$ 334.9			313.3				21.6
Other comprehensive income (loss)	81.4				76.0			5.4
Dividends to noncontrolling interests								(22.5)
Acquisition of noncontrolling interests			0.5					(0.5)
Increase in noncontrolling interests from business combinations								30.7
Change in temporary equity			(28.7)
Common stock dividends declared				(140.0)
Share-based compensation			17.6
Stock issued, share-based compensation			(48.8)			49.8
Common stock repurchased						(13.9)
Ending Balance at Sep. 30, 2020	$ 3,121.9	$ 44.6	741.8	7,932.6	(1,380.6)	(4,699.6)	2,638.8	483.1
Dividends Declared Per Common Share	$ 0.65
Common Stock, shares issued		297.2
Beginning Balance at Dec. 31, 2020	$ 3,576.9		747.8	8,190.6	(1,213.8)	(4,684.8)		492.5
Net Income	1,057.7			991.6				66.1
Other comprehensive income (loss)	(109.7)				(94.1)			(15.6)
Dividends to noncontrolling interests								(69.8)
Acquisition of noncontrolling interests			26.2					(37.7)
Increase in noncontrolling interests from business combinations								37.3
Change in temporary equity			(73.0)
Common stock dividends declared				(452.2)
Share-based compensation			57.8
Stock issued, share-based compensation			(50.2)			61.7
Common stock repurchased						(273.2)
Ending Balance at Sep. 30, 2021	$ 3,751.8	$ 44.6	708.6	8,730.0	(1,307.9)	(4,896.3)	3,279.0	472.8
Dividends Declared Per Common Share	$ 2.10
Beginning Balance at Jun. 30, 2021			735.4	8,523.7	(1,187.5)	(4,767.4)		488.1
Net Income	$ 380.1			355.6				24.5
Other comprehensive income (loss)	(128.5)				(120.4)			(8.0)
Dividends to noncontrolling interests								(31.2)
Acquisition of noncontrolling interests			0.3					(0.6)
Increase in noncontrolling interests from business combinations								0.0
Change in temporary equity			(6.0)
Common stock dividends declared				(149.3)
Share-based compensation			18.7
Stock issued, share-based compensation			(39.8)			42.2
Common stock repurchased						(171.1)
Ending Balance at Sep. 30, 2021	$ 3,751.8	$ 44.6	$ 708.6	$ 8,730.0	$ (1,307.9)	$ (4,896.3)	$ 3,279.0	$ 472.8
Dividends Declared Per Common Share	$ 0.70
Common Stock, shares issued		297.2