Other Deductions, Net (Schedule Of Other Deductions, Net) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Other deductions, net [Line Items]
Amortization of intangibles	$ 52	$ 55	$ 160	$ 170
Rationalization of operations	36	11	89	45
Other	34	30	73	113
Total	$ 122	$ 96	322	$ 328
Increase in income from equity method investment loss in prior year			$ 34