Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Aug. 27, 2011	Nov. 27, 2010
Consolidated Balance Sheets
Accounts receivable, allowance (in dollars)	$ 158	$ 148
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	10,000,000	10,000,000
Common stock, shares issued	5,521,170	5,510,503
Common stock, shares outstanding	5,134,204	5,123,537
Treasury stock, shares	386,966	386,966