Other Identifiable Intangible Assets - Other Identifiable Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 29, 2013	Dec. 30, 2012	Sep. 30, 2012
Finite Lived Intangible Assets Gross [Abstract]
Other identifiable intangible assets	$ 8,547	$ 8,557	$ 8,557
Less: Accumulated amortization	4,783	4,534	4,430
Other identifiable intangible assets, net	$ 3,764	$ 4,023	$ 4,127
Other identifiable intangible assets, Estimated Useful Lives	20 years

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Gross carrying amount before accumulated amortization as of the balance sheet date of intangible assets not otherwise specified in the taxonomy having a reasonably expected period of economic benefit.

+ References

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