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           Fair Value Measurements - Additional Information (Detail) (Fair Value Inputs Level 2 [Member], USD $) 
        In Thousands, unless otherwise specified  | 
        
           May 03, 2014 
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           Fair Value Inputs Level 2 [Member] 
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| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |
| Deferred compensation plan liability | $ 4,376 | 
| X | ||||||||||
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- Definition 
          Financial liabilities related to non-qualified deferred compensation plan. No definition available. 
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| X | ||||||||||
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- Details 
          
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