INCOME TAXES (Details 3) - USD ($) $ in Millions	Sep. 30, 2015	Sep. 30, 2014
Income Tax Disclosure [Abstract]
Other current assets (see Note 10)	$ 20	$ 21
Other current liabilities	(2)	(3)
Net current deferred income taxes — asset	18	18
Other assets (see Note 12)	28	15
Other liabilities (see Note 15)	(99)	(103)
Net non-current deferred income taxes — liability	$ (71)	$ (88)