Derivative Financial Instruments (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Derivative [Line Items]
Derivative Liabilities	$ 15.0	$ 11.7	$ 15.0
Derivative Assets	8.5	$ 6.6	8.5
Commodity Price Risk [Member]
Derivative [Line Items]
Maximum length of time hedged in cash flow hedge		24 months
Notional amount	14.6	$ 9.2	14.6
Foreign Exchange Contracts [Member]
Derivative [Line Items]
Gain (loss) recognized in income for derivative instruments	30.0
Foreign Exchange Contracts [Member] | Sales And Purchases [Member]
Derivative [Line Items]
Maximum length of time hedged in cash flow hedge		15 months
Notional amount	102.4	$ 73.3	102.4
Foreign Exchange Contracts [Member] | Intercompany Loans And Dividends [Member]
Derivative [Line Items]
Notional amount	21.2	$ 6.1	21.2
Term Loan B [Member]
Derivative [Line Items]
LIBOR floor		1.00%
Not Designated As Hedging Instrument [Member]
Derivative [Line Items]
Gain (loss) recognized in income for derivative instruments		$ 0.0	29.6	$ 0.0
Derivative Liabilities	0.5	0.1	0.5
Derivative Assets	$ 0.0	$ 0.0	$ 0.0