Other - Net, (Income) Expense (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Nonoperating Income (Expense) [Abstract]
Interest expense	$ 242.5	$ 225.0	$ 185.2
Interest income	(159.3)	(166.4)	(107.9)
Venezuela charge	0.0	0.0	203.9
Retirement benefit	(240.5)	(249.0)	(197.1)
Other (income) expense	11.7	(111.1)	(192.9)
Other–net, (income) expense	$ (145.6)	$ (301.5)	$ (108.8)

Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

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Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Amount of income (expense) related to nonoperating activities, classified as other.

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