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Sale and Closure of Company-Owned Stores - Additional Information (Detail) (USD $)
12 Months Ended
Dec. 29, 2013
Store
Dec. 30, 2012
Store
Jan. 01, 2012
Store
Restructuring And Related Activities [Abstract]      
Number of company-owned stores sold    6 58
Pre-tax gain on sale of assets, net of goodwill reduction, charged to general and administrative expenses     $ 2,200,000
Reduction of goodwill related to sale of stores   100,000 700,000
Other related expense     $ 315,000