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Statements of Changes in Stockholders' Equity (Parentheticals) (Retained Earnings [Member], USD $)
12 Months Ended
Oct. 01, 2011
Oct. 02, 2010
Oct. 03, 2009
Retained Earnings [Member]
     
Per share cash dividends paid or declared $ 0.42 $ 1.40 $ 0.36