Fair Value Disclosure (Financial Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) (Fair Value, Measurements, Recurring [Member], USD $) In Millions, unless otherwise specified	Mar. 30, 2012	Dec. 31, 2011
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	$ 11.9	$ 10.7
Equity securities	17.1	15.2
Total Assets	29.0	25.9
Derivative liabilities	15.2	36.2
Total liabilities	15.2	36.2
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	0	0
Equity securities	17.1	15.2
Total Assets	17.1	15.2
Derivative liabilities	0	0
Total liabilities	0	0
Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	11.9	10.7
Equity securities	0	0
Total Assets	11.9	10.7
Derivative liabilities	15.2	36.2
Total liabilities	15.2	36.2
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative assets	0	0
Equity securities	0	0
Total Assets	0	0
Derivative liabilities	0	0
Total liabilities	$ 0	$ 0