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								12 Months Ended
	Nov. 01, 2020	Aug. 02, 2020	May 03, 2020	Feb. 02, 2020	Nov. 03, 2019	Jul. 28, 2019	Apr. 28, 2019	Jan. 27, 2019	Nov. 01, 2020	Nov. 03, 2019
Numerator
Net loss	$ (12,517)	$ (4,837)	$ (5,425)	$ (10,808)	$ (749)	$ (6,057)	$ (5,165)	$ (3,215)	$ (33,587)	$ (15,186)
Denominator
Basic weighted average number of shares (shares)	21,607	21,589	21,416	21,416	21,157	21,157	21,082	21,080	21,507	21,119
Dilutive weighted average number of shares (shares)	21,607	21,589	21,416	21,416	21,157	21,157	21,082	21,080	21,507	21,119
Per Share Data, Basic:
Net Income (loss) (USD per share)	$ (0.58)	$ (0.22)	$ (0.25)	$ (0.50)	$ (0.04)	$ (0.29)	$ (0.24)	$ (0.15)	$ (1.56)	$ (0.72)
Per Share Data, Diluted:
Net Income (loss) (USD per share)	$ (0.58)	$ (0.22)	$ (0.25)	$ (0.50)	$ (0.04)	$ (0.29)	$ (0.24)	$ (0.15)	$ (1.56)	$ (0.72)