Derivative Financial Instruments (Fair Values of Derivative Instruments) (Details) (USD $) In Millions, unless otherwise specified	Mar. 28, 2014		Dec. 27, 2013
Derivatives, Fair Value [Line Items]
Net fair value of hedges recognized as a loss in accumulated other comprehensive income (AOCI) that will be transferred to earnings during the next 12 months	$ (4.4)
Foreign Currency Cash Flow Hedge Loss To Be Reclassified After 12 Months	0.5
Prepaid Expenses and Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Derivative at Fair Value	1.2	[1]	2.8	[1],[2]
Total Asset Derivatives [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Derivative at Fair Value	1.2	[1]	2.8	[1],[2]
Accounts Payable and Accrued Expenses [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Derivative at Fair Value	5.6	[1]	5.3	[1],[2]
Other Noncurrent Liabilities [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Derivative at Fair Value	0.5	[1]	0.8	[1],[2]
Total Liability Derivatives [Member]
Derivatives, Fair Value [Line Items]
Foreign Currency Cash Flow Hedge Derivative at Fair Value	$ 6.1	[1]	$ 6.1	[1],[2]

[1] 1) See Note 15, "Fair Value Measurements", for fair value disclosures.

[2] 2) We expect that $4.4 million and $0.5 million of the net fair value of hedges recognized as a net loss in AOCI will be transferred to earnings during the next 12 months and last nine months of 2015, respectively, along with the effect of the related forecasted transaction.