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Summary of Nonfinancial Assets Measured at Fair Value on Nonrecurring Basis (Detail) (Fair Value, Measurements, Nonrecurring, USD $) In Thousands, unless otherwise specified	Dec. 26, 2010
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other intangible assets - Quarter 4	$ 9,266
Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other intangible assets - Quarter 4	$ 9,266

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- Definition

Non-Financial Assets, Fair Value Disclosure

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