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           Basic and Diluted Weighted-Average Shares Outstanding - Additional Information (Detail) 
         | 
        6 Months Ended | |
|---|---|---|
| 
           Jun. 29, 2013 
         | 
        
           Oct. 29, 2012 
         | 
      |
| Earnings Per Share [Abstract] | ||
| Stock Distribution | Three-for-twenty | |
| Date of payment of dividend to shareholders | Oct. 29, 2013 | 
| X | ||||||||||
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- Definition 
          Stock distribution. No definition available. 
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| X | ||||||||||
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- Definition 
          Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format. No definition available. 
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| X | ||||||||||
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- Details 
          
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