INCOME TAXES (Details 4) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Income Tax Disclosure [Abstract]
Statutory tax rate									35.00%	35.00%	35.00%
Benefit (expense) for income taxes at statutory tax rate of 35%									$ (110)	$ (18)	$ (48)
State and local income taxes									0	1	(2)
Taxes on foreign income									13	3	7
Joint venture equity income									5	6	13
Judicial decisions									0	(16)	0
Refunds of prior year taxes									0	0	5
Goodwill									(1)	(8)	(6)
Medicare Part D subsidy									0	1	4
U.S. tax impact on distributions from subsidiaries and joint ventures								(90)	(18)	19	(90)
Nondeductible expenses									(10)	(9)	(11)
Valuation allowances									89	(44)	68
Other									1	1	3
Income tax expense	$ 0	$ 12	$ 8	$ 11	$ 45	$ 1	$ 7	$ 11	$ 31	$ 64	$ 57