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
Cumulative effect of accounting changes			$ 4.5	$ (31.6)	$ 0.0			$ 0.0
Beginning Balance at Dec. 31, 2016			798.3	5,677.2	(1,356.0)	$ (3,002.1)		497.6
Net Income	$ 1,192.2			1,088.4				103.8
Other comprehensive income (loss)	418.6				393.0			25.6
Dividends to noncontrolling interests								(101.7)
Acquisition of noncontrolling interests			(25.7)					(8.2)
Increase in noncontrolling interests from business combinations								20.0
Change in temporary equity			27.1
Common stock dividends declared				(523.4)
Share-based compensation			80.2
Stock issued, share-based compensation			(56.1)			65.1
Common stock repurchased						(568.4)
Ending Balance at Dec. 31, 2017	$ 3,152.2	$ 44.6	828.3	6,210.6	(963.0)	(3,505.4)	$ 2,615.1	537.1
Dividends Declared Per Common Share	$ 2.25
Common Stock, shares		297,217,440.0
Cumulative effect of accounting changes			0.0	23.6	0.0			0.4
Net Income	$ 1,440.5			1,326.4				114.1
Other comprehensive income (loss)	(295.7)				(265.5)			(30.2)
Dividends to noncontrolling interests								(134.9)
Acquisition of noncontrolling interests			(39.7)					(42.3)
Increase in noncontrolling interests from business combinations								115.6
Change in temporary equity			(71.1)
Common stock dividends declared				(544.5)
Share-based compensation			70.5
Stock issued, share-based compensation			(59.2)			72.8
Common stock repurchased						(581.3)
Ending Balance at Dec. 31, 2018	$ 3,106.9	$ 44.6	728.8	7,016.1	(1,228.5)	(4,013.9)	2,547.1	559.8
Dividends Declared Per Common Share	$ 2.40
Common Stock, shares		297,217,440.0
Cumulative effect of accounting changes			0.0	22.3	(22.3)			0.0
Net Income	$ 1,435.9			1,339.1				96.8
Other comprehensive income (loss)	52.7				53.2			(0.5)
Dividends to noncontrolling interests								(97.3)
Acquisition of noncontrolling interests			(22.3)					(54.4)
Increase in noncontrolling interests from business combinations								15.4
Change in temporary equity			38.2
Common stock dividends declared				(571.2)
Share-based compensation			72.5
Stock issued, share-based compensation			(56.3)			63.8
Common stock repurchased						(610.2)
Ending Balance at Dec. 31, 2019	$ 3,373.7	$ 44.6	$ 760.9	$ 7,806.3	$ (1,197.6)	$ (4,560.3)	$ 2,853.9	$ 519.8
Dividends Declared Per Common Share	$ 2.60
Common Stock, shares		297,217,440.0