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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jan. 25, 2019
Nov. 02, 2018
Statement of Financial Position [Abstract]    
Accounts receivable, allowance for doubtful accounts $ 52 $ 33
Accounts receivable, allowance for promotional allowances 2,554 2,122
Property, plant and equipment, accumulated depreciation $ 67,296 $ 66,337
Preferred stock, par value
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, shares issued
Preferred stock, shares outstanding
Common stock, par value $ 1.00 $ 1.00
Common stock, shares authorized 20,000,000 20,000,000
Common stock, shares issued 9,078,832 9,078,832
Common stock, shares outstanding 9,078,832 9,078,832