Intangible Assets - Summary of Intangible Assets (Parenthetical) (Detail)
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3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended |
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Jun. 29, 2013
Product Design Intellectual Property [Member]
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Sep. 28, 2013
Product Design Intellectual Property [Member]
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Dec. 29, 2012
Domain and Trade Names [Member]
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Sep. 28, 2013
Domain and Trade Names [Member]
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Finite-Lived Intangible Assets [Line Items] | ||||
Estimated useful life of intangible asset revised | 4 years | 4 years | 10 years | 10 years |
Estimated useful life of intangible asset Before Revision | 9 years |