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Indebtedness - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended							0 Months Ended				0 Months Ended			0 Months Ended
	Jun. 15, 2013	Jun. 16, 2012	Jun. 15, 2013	Jun. 16, 2012	Oct. 09, 2012	Oct. 09, 2012 Maximum [Member]	Jun. 15, 2013 Foreign Currency Subfacility [Member]	Jun. 15, 2013 Swingline Subfacility [Member]	Jun. 15, 2013 Letter of Credit Subfacility [Member]	Oct. 09, 2012 Term Loan A [Member] Base Rate [Member]	Oct. 09, 2012 Term Loan A [Member] Eurocurrency Rate [Member]	Jun. 15, 2013 Revolving Credit Facility [Member]	Dec. 29, 2012 Revolving Credit Facility [Member]	Oct. 09, 2012 Term Loan B [Member] Base Rate [Member]	Oct. 09, 2012 Term Loan B [Member] Eurocurrency Rate [Member]	Jun. 15, 2013 Interest Rate Swap [Member]	Oct. 09, 2012 Applicable Margin Rate [Member] Term Loan B [Member]	Jun. 15, 2013 Senior Notes [Member]	Dec. 29, 2012 Senior Notes [Member]	Oct. 09, 2012 Senior Notes [Member]	Oct. 09, 2012 New Credit Agreement [Member]	Oct. 09, 2012 New Credit Agreement [Member] Term Loan A [Member]	Oct. 09, 2012 New Credit Agreement [Member] Term Loan B [Member]	Oct. 09, 2012 New Credit Agreement [Member] Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Amount of secured credit agreement																					$ 1,100.0
Aggregate principal amount of Term Loan Facility						1,300.0														375.0		550.0	350.0	200.0
Borrowings under Revolving Credit Facility	0	28.0	0	28.0
Letters of credit outstanding												1.9	1.9
Derivative notional amount																462.2
New Credit Agreement, margin percentage										1.00%	2.00%			2.00%	3.00%
Debt Instrument, Basis Spread on Variable Rate																	1.00%
Revolving Credit Facility							100.0	35.0	50.0
Interest rate	6.125%		6.125%		6.125%													6.125%	6.125%
Amortized deferred financing costs	$ 1.6	$ 0.1	$ 3.1	$ 0.2

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

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-Publisher FASB

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-Topic 835

-SubTopic 30

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- Definition

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

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-Publisher SEC

-Name Regulation S-X (SX)

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- Definition

Nominal or face amount used to calculate payments on the derivative asset.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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- Definition

Amount borrowed under the credit facility as of the balance sheet date.

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- Definition

The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Amortization of deferred financing costs.

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Percentage of margin used to calculate stated interest rate percentage.

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