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Derivative Financial Instruments - Additional Information (Detail) - USD ($)
12 Months Ended
Jan. 29, 2017
Jan. 31, 2016
Feb. 01, 2015
Derivative [Line Items]      
Reclassification from OCI to cost of goods sold $ 74,000    
Gain or loss recognized for cash flow hedges due to hedge ineffectiveness $ 0 $ 0 $ 0