Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Nov. 26, 2011	Nov. 27, 2010
Accounts receivable allowance for doubtful accounts (in Dollars)	$ 2,092	$ 7,366
Notes receivable allowance for doubtful accounts and discounts (in Dollars)	$ 4,140	$ 6,748
Common stock, par value (in Dollars per share)	$ 5	$ 5
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	11,342,332	11,558,974
Common stock, shares outstanding	11,342,332	11,558,974