Consolidated Balance Sheets (Parenthetical) (USD $)	Nov. 21, 2012	Aug. 29, 2012
Common stock, par value	$ 0.32	$ 0.32
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	28,677,203	28,677,203
Common stock, shares outstanding	28,177,203	28,177,203
Treasury stock, shares	500,000	500,000