Earnings (Loss) Per Share - Summary of Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 29, 2018	Jul. 30, 2017	Jul. 29, 2018	Jul. 30, 2017
Numerator
Net loss	$ (11,418)	$ (5,518)	$ (29,799)	$ (10,949)
Denominator
Basic weighted average number of shares (shares)	21,071	20,963	21,044	20,934
Dilutive weighted average number of shares (shares)	21,071	20,963	21,044	20,934
Basic:
Net loss per share (usd per share)	$ (0.54)	$ (0.26)	$ (1.42)	$ (0.52)
Diluted:
Net loss per share (usd per share)	$ (0.54)	$ (0.26)	$ (1.42)	$ (0.52)