SHAREOWNERS' EQUITY (Tables)

12 Months Ended

Sep. 30, 2015

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Loss

The components of AOCL as reported in the Consolidated Balance Sheet and Statement of Equity (Deficit), and the changes in AOCL by components, net of tax, are as follows (in millions):

	Foreign Currency Translation			Employee Benefit Related Adjustments			Unrealized Loss, net of tax			Total
Balance at September 30, 2014	$	41		$	(789	)	$	(1	)	$	(749	)
Other comprehensive loss before reclassification	(96		)	(18		)	(6		)	(120		)
Amounts reclassified from accumulated other comprehensive loss - net of tax	1			102			—			103
Net current-period other comprehensive income (loss)	$	(95	)	$	84		$	(6	)	$	(17	)
Balance at September 30, 2015	$	(54	)	$	(705	)	$	(7	)	$	(766	)

	Foreign Currency Translation			Employee Benefit Related Adjustments			Unrealized Loss, net of tax			Total
Balance at September 30, 2013	$	61		$	(792	)	$	(3	)	$	(734	)
Other comprehensive income (loss) before reclassification	(20		)	(21		)	2			(39		)
Amounts reclassified from accumulated other comprehensive loss - net of tax	—			24			—			24
Net current-period other comprehensive income (loss)	$	(20	)	$	3		$	2		$	(15	)
Balance at September 30, 2014	$	41		$	(789	)	$	(1	)	$	(749	)

Reclassification out of accumulated other comprehensive income

Details about Accumulated Other Comprehensive Loss Components	Amount Reclassified from Accumulated Other Comprehensive Loss			Affected Line Item in the Consolidated Statement of Operations
Employee Benefit Related Adjustment
Amortization of prior service costs	$	(7	)	(a)
Amortization of actuarial losses	46			(a)
Recognized prior service costs due to curtailment	(15		)	(a)
	24			Total before tax
	—			Tax (benefit) expense
	$	24		Net of tax
Total reclassifications for the period	24			Net of tax
(a)  These accumulated other comprehensive income components are included in the computation of net periodic pension and retiree medical expense (see Note 20 and 21 for additional details).

Details about Accumulated Other Comprehensive Loss Components	Amount Reclassified from Accumulated Other Comprehensive Loss			Affected Line Item in the Consolidated Statement of Operations
Employee Benefit Related Adjustment
Amortization of prior service costs	$	(1	)	(a)
Amortization of actuarial losses	47			(a)
Recognized prior service costs due to settlement	56			(a)
	102			Total before tax
	—			Tax (benefit) expense
	$	102		Net of tax
Employee Benefit Related Adjustment
Other reclassification adjustment	$	1		(b)
	1			Total before tax
	—			Tax (benefit) expense
	$	1		Net of tax
Total reclassifications for the period	$	103		Net of tax
(a)  These accumulated other comprehensive income components are included in the computation of net periodic pension and retiree medical expense (see Note 20 and 21 for additional details).
(b)  These accumulated other comprehensive income components are included in the computation of loss from discontinued operations (see Note 3).