Assets and Liabilities Acquired Based on Estimated Fair Values (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 21, 2012
Acquired Finite-Lived Intangible Assets [Line Items]
Current assets	$ 100,575
Property and equipment	39,862
Other assets	497
Intangible assets	143,754
Total assets acquired	284,688
Total liabilities assumed	91,559
Net assets acquired	$ 193,129

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Amount of assets acquired at the acquisition date.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

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-Topic 805

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-Section 55

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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