CONTINGENCIES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 30, 2014
Accrual for Environmental Loss Contingencies [Roll Forward]
Environmental Contingencies, beginning balance	$ 19
Payments	(6)
Change in cost estimates	6
Environmental Contingencies, ending balance	19
Superfund Sites [Member]
Accrual for Environmental Loss Contingencies [Roll Forward]
Environmental Contingencies, beginning balance	2
Payments	(1)
Change in cost estimates	1
Environmental Contingencies, ending balance	2
Non-Superfund Sites [Member]
Accrual for Environmental Loss Contingencies [Roll Forward]
Environmental Contingencies, beginning balance	17
Payments	(5)
Change in cost estimates	5
Environmental Contingencies, ending balance	$ 17