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Earnings (Loss) Per Share - Summary of Basic and Diluted Net Income (Loss) Per Share (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Jan. 28, 2018
Jan. 29, 2017
Numerator    
NET LOSS $ (10,694) $ (4,577)
Denominator    
Basic weighted average number of shares (shares) 21,029 20,918
Dilutive weighted average number of shares (shares) 21,029 20,918
Basic:    
Net loss (usd per share) $ (0.51) $ (0.22)
Diluted:    
Net loss (usd per share) $ (0.51) $ (0.22)