Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Nov. 25, 2023	Nov. 26, 2022
Accounts Receivable, Allowance for Credit Loss, Current	$ 535	$ 1,261
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 5	$ 5
Common Stock, Shares Authorized (in shares)	50,000,000	50,000,000
Common Stock, Shares, Issued (in shares)	8,768,221	8,951,839
Common Stock, Shares, Outstanding (in shares)	8,768,221	8,951,839