Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jul. 28, 2019	Oct. 28, 2018
Statement of Financial Position [Abstract]
Trade accounts receivable, allowances	$ 132	$ 759
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)	21,366,111	21,179,068
Treasury stock, shares (shares)	2,371,892	2,558,935