Derivative Financial Instruments And Commodity Hedging Activities (Impact Of Derivative Instruments On Consolidated Balance Sheets) (Detail) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Derivatives, Fair Value [Line Items]
Total Asset Derivatives	$ 1.5	$ 0.6
Total Liability Derivatives	9.9	16.3
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total Asset Derivatives	0.2	0.3
Total Liability Derivatives	7.6	13.6
Designated as Hedging Instrument | Cross Currency Interest Rate Contract | Other Noncurrent Liabilities
Derivatives, Fair Value [Line Items]
Total Liability Derivatives	7.5	13.5
Designated as Hedging Instrument | Cross Currency Interest Rate Contract | Other Current Assets
Derivatives, Fair Value [Line Items]
Total Asset Derivatives	0.2	0.3
Designated as Hedging Instrument | Foreign Exchange Forward | Accrued Expenses
Derivatives, Fair Value [Line Items]
Total Liability Derivatives	0.1	0.1
Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total Asset Derivatives	1.3	0.3
Total Liability Derivatives	2.3	2.7
Not Designated as Hedging Instrument | Foreign Exchange Forward | Accrued Expenses
Derivatives, Fair Value [Line Items]
Total Liability Derivatives	2.3	2.7
Not Designated as Hedging Instrument | Foreign Exchange Forward | Other Current Assets
Derivatives, Fair Value [Line Items]
Total Asset Derivatives	$ 1.3	$ 0.3