CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Oct. 31, 2020	Oct. 31, 2019
Accounts Receivable, Allowance for Credit Loss, Current	$ 1,260	$ 1,260
Common Stock, par value (in usd per share)	$ 1	$ 1
Common Stock, authorized shares (in shares)	100,000,000	100,000,000
Common Stock, issued shares (in shares)	22,251,071	22,203,920
Common Stock, outstanding shares (in shares)	22,251,071	22,203,920
Series A Junior Participating Preferred Stock, $100 par value: authorized 500,000 shares, none issued
Preferred Stock, par value (in usd per share)	$ 100	$ 100
Preferred Stock, authorized shares (in shares)	500,000	500,000
Preferred Stock, issued shares (in shares)	0	0
Par value to be determined by the Board of Directors: authorized 4,500,000 shares; none issued
Preferred Stock, authorized shares (in shares)	4,500,000	4,500,000
Preferred Stock, issued shares (in shares)	0	0