Interest and Other Expense (Income), Net (Details) (USD $)	3 Months Ended	12 Months Ended
	Dec. 29, 2013	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012	May 30, 2008
Early Repayment of Senior Debt		$ 0	$ 150,000,000	$ 0
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax			4,800,000
Write off of Deferred Debt Issuance Cost	200,000
Payments of Debt Extinguishment Costs	(11,100,000)	0	(11,119,000)	0
Interest income		(667,000)	(650,000)	(747,000)
Interest expense		36,270,000	49,924,000	45,787,000
Other expense, net		5,536,000	14,836,000	2,916,000
Total interest and other expense (income), net		41,139,000	64,110,000	47,956,000
2015 Notes [Member]
Unsecured senior notes, interest rate percent					6.00%
Early Repayment of Senior Debt	150,000,000
Interest Rate Contract [Member] | Interest Expense [Member]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, before Tax	$ (2,800,000)		$ (2,000,000)	$ (2,000,000)