FINANCIAL INSTRUMENTS (Details 1) - USD ($) $ in Millions	Sep. 30, 2015	Sep. 30, 2014
Reported Value Measurement
Fair Value
Cash and cash equivalents	$ 193	$ 247
Short-term debt	15	7
Long-term debt	1,036	948
Estimate of Fair Value Measurement
Fair Value
Cash and cash equivalents	193	247
Short-term debt	15	7
Long-term debt	1,123	1,143
Foreign Exchange Forward \| Reported Value Measurement
Fair Value
Foreign exchange forward contracts (asset)	1	2
Foreign exchange forward contracts (liability)	3	0
Foreign Exchange Forward \| Estimate of Fair Value Measurement
Fair Value
Foreign exchange forward contracts (asset)	1	2
Foreign exchange forward contracts (liability)	3	0
Foreign Currency Option Contracts \| Reported Value Measurement
Fair Value
Short-term foreign currency option contracts (asset)	1	2
Long-term foreign currency option contracts (asset)	1	1
Foreign Currency Option Contracts \| Estimate of Fair Value Measurement
Fair Value
Short-term foreign currency option contracts (asset)	1	2
Long-term foreign currency option contracts (asset)	$ 1	$ 1

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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