Contractual interest rate for funds borrowed, under the debt agreement.

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Fair Value Measurements Derivative Instruments (Details) (USD $) In Thousands, unless otherwise specified	10 Months Ended	12 Months Ended
	Oct. 24, 2013	Dec. 28, 2014 cash_flow_hedge	Dec. 29, 2013 cash_flow_hedge	Dec. 30, 2012
Derivatives, Fair Value [Line Items]
Number of Interest Rate Derivatives Held		7	7
Gain (Loss) on Cash Flow Hedge Ineffectiveness, Net		$ 0
Proceeds from termination of interest rate swaps		0	5,708	0
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net	0
Interest Rate Swap [Member] \| Other liabilities [Member] \| Accumulated Other Comprehensive Income (Loss)
Derivatives, Fair Value [Line Items]
Cash flow hedges liability		3,343
Interest Rate Swap [Member] \| Deferred costs and other assets \| Accumulated Other Comprehensive Income (Loss)
Derivatives, Fair Value [Line Items]
Cash flow hedges asset			1,212
Interest Rate Swap [Member] \| Interest Expense [Member]
Derivatives, Fair Value [Line Items]
Loss on derivatives, net, pretax, next twelve months		586
Term A Loan, 2018 [Member] \| Interest Rate Swap [Member] \| Cash Flow Hedging [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount		350,000	350,000
Term B Loan, 2019 [Member] \| Interest Rate Swap [Member] \| Cash Flow Hedging [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Notional Amount		100,000	100,000
6.20% Senior Notes [Member]
Derivatives, Fair Value [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	6.20%
6.20% Senior Notes [Member] \| Fair Value Hedging [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	225,000
6.20% Senior Notes [Member] \| Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Benefit from Cumulative Effect of Fair Value Hedges			4,063	0
Proceeds from termination of interest rate swaps			5,708
Interest and Other Income			4,319	5,510
6.20% Senior Notes [Member] \| Interest Rate Swap [Member] \| Loss on early extinguishment of debt [Member]
Derivatives, Fair Value [Line Items]
Benefit from Cumulative Effect of Fair Value Hedges			4,063
6.20% Senior Notes [Member] \| Interest Rate Swap [Member] \| Fair Value Hedging [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Notional Amount	$ 225,000