Note 19 - Subsequent Events (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	1 Months Ended	3 Months Ended		9 Months Ended
	Aug. 29, 2012	Aug. 25, 2012	Aug. 27, 2011	Aug. 25, 2012	Aug. 27, 2011	Oct. 26, 2012	Dec. 09, 2011	Nov. 26, 2011
Line of Credit Facility, Maximum Borrowing Capacity							$ 3,000
Common Stock, Dividends, Per Share, Declared (in Dollars per share)	$ 1.25	$ 0.05	$ 0.03	$ 0.15	$ 0.06
Dividends Payable, Current		545		545		13,600		6,063
Subsequent Event [Member]
Line of Credit Facility, Maximum Borrowing Capacity		$ 15,000		$ 15,000