Consolidated Statements of Equity - USD ($) shares in Millions, $ in Millions	Total	Ordinary shares [Member]	Capital in excess of par value [Member]	Retained earnings [Member]	Accumulated other comprehensive income (loss) [Member]	Noncontrolling interest [Member]	Other, net [Member]	Treasury Stock [Member]
Treasury Stock, Value								$ (702.7)
Beginning balance, value at Dec. 31, 2016	$ 6,718.3	$ 271.7	$ 346.5	$ 8,018.8	$ (1,290.5)	$ 74.5
Beginning balance, shares at Dec. 31, 2016		271.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	1,312.3	$ 0.0	0.0	1,302.6	0.0	9.7
Other comprehensive income (loss), net of tax	512.2	0.0	0.0	0.0	511.7	0.5
Shares issued under incentive stock plans, value	51.2	$ 2.3	48.9	0.0	0.0	0.0
Shares issued under incentive stock plans, shares		2.3
Repurchase of ordinary shares	(1,016.9)	$ 0.0	0.0	0.0	0.0	0.0
Repurchase of ordinary shares		0.0
Repurchase of ordinary shares	(1,016.9)							(1,016.9)
Share-based compensation	67.9	$ 0.0	70.8	(2.9)	0.0	0.0
Dividends to noncontrolling interests	(15.8)	0.0	0.0	0.0	0.0	(15.8)
Noncontrolling Interest Increase Decrease From Acquisitions Divestitures And Other Transactions	(7.3)		(5.0)			(2.3)
Cash dividends, declared	(430.2)	0.0	0.0	(430.2)	0.0	0.0
Other	0.1	0.0	0.1	(0.2)	0.0	0.0		0.2
Ending balance, value at Dec. 31, 2017	7,206.9	$ 274.0	461.3	8,903.2	(778.8)	66.6
Ending balance, shares at Dec. 31, 2017		274.0
Treasury Stock, Value								(1,719.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	1,357.5	$ 0.0	0.0	1,337.6	0.0	19.9
Other comprehensive income (loss), net of tax	(188.3)	0.0	0.0	0.0	(185.3)	(3.0)
Shares issued under incentive stock plans, value	43.1	$ 2.1	41.0	0.0	0.0	0.0
Shares issued under incentive stock plans, shares		2.1
Repurchase of ordinary shares	(900.2)	$ (9.7)	(581.2)	(309.3)	0.0	0.0
Repurchase of ordinary shares		(9.7)
Repurchase of ordinary shares	(900.2)							0.0
Share-based compensation	74.7	$ 0.0	78.8	(4.1)	0.0	0.0
Dividends to noncontrolling interests	(41.4)	0.0	0.0	0.0	0.0	(41.4)
Cash dividends, declared	(480.8)	0.0	0.0	(480.8)	0.0	0.0
Other	0.0		0.1	(0.1)			$ 0.0
Ending balance, value at Dec. 31, 2018	7,064.8	$ 266.4	0.0	9,439.8	(964.1)	42.1
Ending balance, shares at Dec. 31, 2018		266.4
Treasury Stock, Value	(1,719.4)							(1,719.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	1,428.5	$ 0.0	0.0	1,410.9	0.0	17.6
Other comprehensive income (loss), net of tax	(41.6)	0.0	0.0	0.0	(42.5)	0.9
Shares issued under incentive stock plans, value	72.5	$ 2.8	69.7	0.0	0.0	0.0
Shares issued under incentive stock plans, shares		2.8
Repurchase of ordinary shares	(750.1)	$ (6.4)	(136.1)	(607.6)	0.0	0.0
Repurchase of ordinary shares		(6.4)
Repurchase of ordinary shares	(750.1)
Share-based compensation	63.5	$ 0.0	66.4	(2.9)	0.0	0.0
Dividends to noncontrolling interests	(15.8)	0.0	0.0	0.0	0.0	(15.8)
Cash dividends, declared	(509.5)	0.0	0.0	(509.5)	0.0	0.0
Other	0.1	0.0	0.0	0.1	0.0	0.0
Ending balance, value at Dec. 31, 2019	7,312.4	$ 262.8	$ 0.0	$ 9,730.8	$ (1,006.6)	$ 44.8
Ending balance, shares at Dec. 31, 2019		262.8
Treasury Stock, Value	$ (1,719.4)							$ (1,719.4)