Condensed Consolidated Statements Of Comprehensive Earnings - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Document Fiscal Year Focus			2018
Net earnings	$ 37.5	$ 297.0	$ 124.6	$ 363.4
Other comprehensive (loss) earnings, before tax:
Foreign currency translation adjustment	(1,088.7)	974.7	(826.8)	1,408.9
Change in unrecognized gain (loss) and prior service cost related to defined benefit plans	2.8	1.1	(1.5)	1.3
Net unrealized gain (loss) on marketable securities	0.3	4.7	(0.1)	12.4
Other comprehensive (loss) earnings, before tax	(1,028.7)	860.6	(862.7)	1,325.2
Income tax (benefit) provision	(20.9)	3.1	(32.1)	17.1
Other comprehensive (loss) earnings, net of tax	(1,007.8)	857.5	(830.6)	1,308.1
Comprehensive (loss) earnings	(970.3)	1,154.5	(706.0)	1,671.5
Cash Flow Hedging
Other comprehensive (loss) earnings, before tax:
Net unrecognized gain (loss) on derivatives	(62.2)	1.3	(94.2)	33.7
Net Investment Hedging
Other comprehensive (loss) earnings, before tax:
Net unrecognized gain (loss) on derivatives	$ 119.1	$ (121.2)	$ 59.9	$ (131.1)