Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Millions	Common Stock	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest	Total
Balance at beginning at Dec. 31, 2012	$ 1,026.3	$ (3,140.1)	$ 3,614.7	$ (362.1)	$ 175.4	$ 1,314.2
Balance (in shares) at Dec. 31, 2012	329,015	(179,285)
Increase (Decrease) in Stockholders' Equity
Net earnings			406.8		28.2	435.0
Other comprehensive earnings, net of tax				112.2	0.2	112.4
Common dividends, net of tax benefits			(73.8)			(73.8)
Treasury stock purchases		$ (433.9)				(433.9)
Treasury stock purchases (in shares)		(9,322)
Treasury shares reissued		$ 22.4				22.4
Treasury shares reissued (in shares)		485
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged	$ 40.2					40.2
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged (in shares)	1,225
Tax benefit on option exercises	$ 11.9					11.9
Dividends paid to noncontrolling interests					(12.9)	(12.9)
Other activity					0.5
Other activity						0.5
Balance at end at Dec. 31, 2013	$ 1,078.4	$ (3,551.6)	3,947.7	(249.9)	191.4	1,416.0
Balance (in shares) at Dec. 31, 2013	330,240	(188,122)
Increase (Decrease) in Stockholders' Equity
Net earnings			470.0		28.0	498.0
Other comprehensive earnings, net of tax				(272.2)	(0.5)	(272.7)
Common dividends, net of tax benefits			(70.8)			(70.8)
Treasury stock purchases		$ (397.3)				(397.3)
Treasury stock purchases (in shares)		(6,911)
Treasury shares reissued		$ 22.8				22.8
Treasury shares reissued (in shares)		381
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged	$ 35.4					35.4
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged (in shares)	1,378
Tax benefit on option exercises	$ 17.5					17.5
Dividends paid to noncontrolling interests					(12.2)	(12.2)
Other activity					(0.2)
Other activity		$ 3.1				2.9
Balance at end at Dec. 31, 2014	$ 1,131.3	$ (3,923.0)	4,346.9	(522.1)	206.5	1,239.6
Balance (in shares) at Dec. 31, 2014	331,618	(194,652)
Increase (Decrease) in Stockholders' Equity
Net earnings			280.9		22.0	302.9
Other comprehensive earnings, net of tax				(117.8)	(0.4)	(118.2)
Common dividends, net of tax benefits			(70.3)			(70.3)
Treasury stock purchases		$ (135.5)				(135.5)
Treasury stock purchases (in shares)		(1,766)
Treasury shares reissued		$ 22.9				22.9
Treasury shares reissued (in shares)		329
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged	$ 29.3					29.3
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged (in shares)	1,031
Tax benefit on option exercises	$ 21.3					21.3
Dividends paid to noncontrolling interests					(17.9)	(17.9)
Acquisition of noncontrolling interests	(220.2)	$ 403.0			(200.2)	(17.4)
Acquisition of noncontrolling interests (in shares)		5,730
Other activity		$ 4.6				4.6
Balance at end at Dec. 31, 2015	$ 961.7	$ (3,628.0)	$ 4,557.5	$ (639.9)	$ 10.0	$ 1,261.3
Balance (in shares) at Dec. 31, 2015	332,649	(190,359)