Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Nov. 27, 2021	Nov. 28, 2020
Allowance for doubtful	$ 796	$ 1,211
Common stock, par value (in dollars per share)	$ 5	$ 5
Common stock, authorized (in shares)	50,000,000	50,000,000
Common stock, issued (in shares)	9,762,125	9,942,787
Common stock, outstanding (in shares)	9,762,125	9,942,787

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

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