Financial Instruments - Balance Sheet (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Derivatives, Fair Value [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	$ (2.1)
Accumulated other comprehensive income (loss), cumulative change in foreign currency denominated debt, before tax	0.1
Foreign currency contracts [Member]
Derivatives, Fair Value [Line Items]
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	(0.1)
Foreign currency contracts [Member] | Other non-current assets
Derivatives, Fair Value [Line Items]
Derivative assets		$ 0.1
Foreign currency contracts [Member] | Prepayments and other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	2.7	3.7
Foreign currency contracts [Member] | Other non-current liabilities
Derivatives, Fair Value [Line Items]
Derivative liabilities		0.5
Foreign currency contracts [Member] | Accounts payable and accrued expenses
Derivatives, Fair Value [Line Items]
Derivative liabilities	8.7	2.4
Commodity Contract [Member]
Derivatives, Fair Value [Line Items]
Accumulated other comprehensive income (loss), cumulative changes in net gain (loss) from cash flow hedges, before tax	(2.1)	0.0
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months	(2.0)
Commodity Contract [Member] | Prepayments and other current assets
Derivatives, Fair Value [Line Items]
Derivative assets	0.0	0.0
Commodity Contract [Member] | Accounts payable and accrued expenses
Derivatives, Fair Value [Line Items]
Derivative liabilities	10.4	0.0
Interest Rate Swap [Member] | Other non-current assets
Derivatives, Fair Value [Line Items]
Derivative assets	0.0	0.0
Interest Rate Swap [Member] | Accounts payable and accrued expenses
Derivatives, Fair Value [Line Items]
Derivative liabilities	$ 2.7	$ 0.0