Summary of Estimated Future Annual Stock-Based Compensation Expense (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 29, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
2013	$ 4,342
2014	3,404
2015	2,821
2016	1,462
2017	638
Thereafter	1,068
Total	$ 13,735

Share Based Compensation Arrangement by Share Based Payment Award Expected Future Compensation Thereafter

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- Definition

Share Based Compensation Arrangement by Share Based Payment Award Expected Future Compensation Year Five

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Share Based Compensation Arrangement by Share Based Payment Award Expected Future Compensation Year Four

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- Definition

Share Based Compensation Arrangement by Share Based Payment Award Expected Future Compensation Year One

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- Definition

Share Based Compensation Arrangement by Share Based Payment Award Expected Future Compensation Year three

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Share Based Compensation Arrangement by Share Based Payment Award Expected Future Compensation Year Two

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- Definition

As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (i)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph h

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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