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Stock-Based Compensation (Schedule Of Changes In Incentive Awards Outstanding) (Details) (Incentive Shares Member, USD $)
12 Months Ended
Sep. 30, 2013
Incentive Shares Member
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares, Beginning of year 6,799,000
Shares, Granted 5,532,000
Shares, Earned/vested (390,000)
Shares, Canceled (710,000)
Shares, End of year 11,231,000
Average Grant Date Fair Value Per Share, Beginning of year $ 39.55
Average Grant Date Fair Value Per Share, Granted $ 48.25
Average Grant Date Fair Value Per Share, Earned/vested $ 33.15
Average exercise price per share, Options canceled $ 42.75
Average Grant Date Fair Value Per Share, End of year $ 43.86