Other Deductions, Net (Schedule Of Other Deductions, Net) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Other deductions, net [Line Items]
Amortization of intangibles	$ 34	$ 22	$ 77	$ 66
Restructuring costs	21	13	45	31
Other	32	4	81	62
Total	87	39	203	$ 159
Acquisition/divestiture costs	13		34
Change in gain (loss) from foreign currency transactions	10		56
Backlog amortization	$ 7
Dumping Duties Received		$ 18
Bad debt expense			$ 10