Derivative Instruments - Fair Value of Derivative Instruments Not Designated as Hedging Activities (Details) (USD $) In Thousands, unless otherwise specified	Sep. 27, 2014		Dec. 28, 2013
Derivative [Line Items]
Gross Notional	$ 22,432	[1]	$ 31,529	[1]
Prepaid Expenses and Other Assets	21,714		17,752
Other Accrued Liabilities	(32)		(26)
Designated as Hedging Instrument [Member]
Derivative [Line Items]
Prepaid Expenses and Other Assets	0		29
Designated as Hedging Instrument [Member] | Euro Denominated Exchange Forward Contracts Receivables [Member]
Derivative [Line Items]
Gross Notional	20,980	[1]	16,867	[1]
Prepaid Expenses and Other Assets	0		27
Other Accrued Liabilities	(30)		0
Designated as Hedging Instrument [Member] | GBP Denominated Exchange Forward Contracts Receivables [Member]
Derivative [Line Items]
Gross Notional	165	[1]	13,271	[1]
Prepaid Expenses and Other Assets	0		0
Other Accrued Liabilities	0		(26)
Designated as Hedging Instrument [Member] | Foreign Currency Exchange Restricted Cash Forward Contracts [Member]
Derivative [Line Items]
Gross Notional	1,287	[1]	1,391	[1]
Prepaid Expenses and Other Assets	0		2
Other Accrued Liabilities	$ (2)		$ 0

[1] Represents the face amounts of forward contracts that were outstanding as of the period noted.