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Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
Commitment And Contingencies [Line Items]
Self-insurance reserves, current liabilities	$ 19.0	$ 19.0
Number of times the company is contractually required to purchase the territory from the independent distributor	10

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- Details

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- Definition

Contractual Purchase Agreement Value Of Purchase Territory From Independent Distributor Based On Number Of Times On Average Weekly Branded Sales

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No definition available.

+ Details

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- Definition

Carrying amount of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property that are expected to be paid within one year (or the normal operating cycle, if longer).

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No definition available.

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