Consolidated Statements 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
Balance at beginning of period, shares at Dec. 31, 2015		801.6
Balance at beginning of period, value at Dec. 31, 2015		$ 8.0	$ 4,981.2	$ 21,012.3	$ (2,311.2)	$ 73.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings for the year	$ 2,553.7			2,553.7
Other comprehensive income (loss)	(690.3)				(690.3)
Dividends declared				(393.6)
Common stock-based award activity, shares		5.8
Common stock-based award activity, value		$ 0.1	322.6
Common stock issued in connection with LYONs' conversions, shares		0.3
Common stock issued in connection with LYONs' conversions, value		$ 0.0	9.1
Distribution of Fortive Corporation				(2,468.9)	(20.2)
Change in noncontrolling interests						0.3
Balance at ending of period, shares at Dec. 31, 2016		807.7
Balance at ending of period, value at Dec. 31, 2016		$ 8.1	5,312.9	20,703.5	(3,021.7)	74.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings for the year	2,492.1			2,492.1
Other comprehensive income (loss)	1,027.5				1,027.5
Dividends declared				(389.5)
Common stock-based award activity, shares		4.8
Common stock-based award activity, value		$ 0.0	214.1
Common stock issued in connection with LYONs' conversions, shares		0.0
Common stock issued in connection with LYONs' conversions, value		$ 0.0	12.4
Change in noncontrolling interests			(1.2)			(64.4)
Balance at ending of period, shares at Dec. 31, 2017		812.5
Balance at ending of period, value 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]
Adoption of accounting standards				154.5	(151.2)
Adjusted balance, January 1, 2018, amount		$ 8.1	5,538.2	22,960.6	(2,145.4)	9.6
Net earnings for the year	2,650.9			2,650.9
Other comprehensive income (loss)	(645.7)				(645.7)
Dividends declared				(448.5)
Common stock-based award activity, shares		4.6
Common stock-based award activity, value		$ 0.1	252.8
Common stock issued in connection with acquisitions, shares		0.2
Common stock issued in connection with acquisitions, value		$ 0.0	23.9
Common stock issued in connection with LYONs' conversions, shares		0.6
Common stock issued in connection with LYONs' conversions, value		$ 0.0	19.4
Change in noncontrolling interests						2.7
Balance at ending of period, shares at Dec. 31, 2018		817.9
Balance at ending of period, value at Dec. 31, 2018	$ 28,226.7	$ 8.2	$ 5,834.3	$ 25,163.0	$ (2,791.1)	$ 12.3