INCOME TAXES (Details 5) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at beginning of the period	$ 94	$ 107	$ 109
Additions to tax positions recorded during the current year	3	3	11
Additions to tax positions recorded during the prior year	0	0	0
Reduction to tax position recorded in prior years	(2)	(6)	(5)
Reductions to tax positions due to lapse of statutory limits	(7)	(10)	(8)
Translation, other	0	0	0
Balance at end of the period	$ 88	$ 94	$ 107