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Supplemental Financial Information (Other Current Assets) (Details) - USD ($) $ in Millions	Mar. 31, 2017	Dec. 31, 2016
Supplemental Financial Information [Abstract]
Inventory	$ 220.9	$ 225.2
Prepaid taxes	38.1	30.7
Deferred costs	29.7	32.4
Prepaid expenses	7.9	7.9
Other	15.6	19.8
Other current assets	$ 312.2	$ 316.0

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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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Amount of current assets classified as other.

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Net amount of other deferred costs capitalized at the end of the reporting period. Does not include deferred finance costs or deferred acquisition costs of insurance companies.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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