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Employee Stock Plans (Activity For Restricted Stock, Restricted Stock Units And Deferred Stock Units) (Details) (USD $)
In Thousands, except Per Share data
12 Months Ended
Sep. 30, 2011
Oct. 01, 2010
Oct. 02, 2009
Employee Stock Plans [Abstract]   
Shares, beginning balance1,3331,172828
Weighted Average Grant-Date Fair Value, beginning balance$ 46.91$ 42.89$ 49.62
Shares, Granted24619602
Weighted Average Grant-Date Fair Value, Granted$ 68.67$ 52.72$ 37.15
Shares, Vested(590)(438)(243)
Weighted Average Grant-Date Fair Value, Vested$ 47.27$ 44.53$ 51.33
Shares, Cancelled or expired(32)(20)(15)
Weighted Average Grant-Date Fair Value, Cancelled or expired$ 46.59$ 43.27$ 47.27
Shares, ending balance7351,3331,172
Weighted Average Grant-Date Fair Value, ending balance$ 47.36$ 46.91$ 42.89