Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Feb. 02, 2020	Nov. 03, 2019
Statement of Financial Position [Abstract]
Trade accounts receivable, allowances	$ 95	$ 117
Preferred stock, par value (usd per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized (shares)	500,000	500,000
Preferred stock, shares issued (shares)	0	0
Common stock, par value (usd per share)	$ 0.10	$ 0.10
Common stock, shares authorized (shares)	120,000,000	120,000,000
Common stock, shares issued (shares)	23,738,003	23,738,003
Common stock, shares outstanding (shares)	21,408,659	21,367,821
Treasury stock, shares (shares)	2,329,344	2,370,182

Amount of allowance for credit loss on accounts receivable, classified as current.

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