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Line of Credit - Additional Information (Detail) (USD $)
3 Months Ended
May 03, 2014
Feb. 01, 2014
Debt Disclosure [Abstract]    
Outstanding revolving line of credit $ 149,146,000 $ 85,425,000
Undrawn borrowing availability under the revolving line of credit 229,400,000  
Outstanding letters of credit $ 18,500,000 $ 18,900,000
Weighted-average interest rate for the revolving line of credit 2.32%