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Accumulated Other Comprehensive Loss - Changes in Balance of Accumulated Other Comprehensive Loss (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jul. 29, 2017
Jul. 30, 2016
Jul. 29, 2017
Jul. 30, 2016
Schedule of Capitalization, Equity [Line Items]        
Beginning Balance     $ (1,056)  
Other Comprehensive Income (Loss) $ 526 $ (184) 269 $ 141
Ending Balance (787)   (787)  
Foreign Currency Translation Adjustments [Member]        
Schedule of Capitalization, Equity [Line Items]        
Beginning Balance     (1,048)  
Other Comprehensive Income (Loss) before reclassification     318  
Other Comprehensive Income (Loss)     318  
Ending Balance (730)   (730)  
Unrealized Holding Gain/ (Loss) on Available for Sale Securities [Member]        
Schedule of Capitalization, Equity [Line Items]        
Beginning Balance     (8)  
Other Comprehensive Income (Loss) before reclassification     7  
Other Comprehensive Income (Loss)     7  
Ending Balance (1)   (1)  
Net Unrealized Gain (Losses) on Cash Flow Hedges Translation Adjustments [Member]        
Schedule of Capitalization, Equity [Line Items]        
Other Comprehensive Income (Loss) before reclassification     (760)  
Amounts reclassified from AOCI to Earnings     704  
Other Comprehensive Income (Loss)     (56)  
Ending Balance (56)   (56)  
Accumulated Other Comprehensive Income (Loss) [Member]        
Schedule of Capitalization, Equity [Line Items]        
Beginning Balance     (1,056)  
Other Comprehensive Income (Loss) before reclassification     (435)  
Amounts reclassified from AOCI to Earnings     704  
Other Comprehensive Income (Loss)     269  
Ending Balance $ (787)   $ (787)