Consolidated Condensed Statement Of Stockholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adoption of accounting standards, January 1, 2018, amount				$ 154.5	$ (151.2)
Adjusted balance, January 1, 2018, amount		$ 8.1	$ 5,538.2	22,960.6	(2,145.4)	$ 9.6
Balance, December 31, 2017, shares at Dec. 31, 2017		812.5
Balance, December 31, 2017, amount at Dec. 31, 2017	$ 26,367.8	$ 8.1	5,538.2	22,806.1	(1,994.2)	9.6
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings for the period	566.6			566.6
Other comprehensive income	300.7				300.7
Dividends declared				(111.8)
Common stock-based award activity, shares		1.9
Common stock-based award activity, amount		$ 0.0	61.0
Common stock issued in connection with LYONs’ conversions, including tax benefit of $3.1, shares		0.4
Common stock issued in connection with LYONs’ conversions, including tax benefit of $3.1, amount		$ 0.0	11.9
Change in noncontrolling interests						2.3
Balance, March 30, 2018, shares at Mar. 30, 2018		814.8
Balance, March 30, 2018, amount at Mar. 30, 2018	$ 27,201.8	$ 8.1	$ 5,611.1	$ 23,415.4	$ (1,844.7)	$ 11.9