Shareholders' Equity (Tables)

6 Months Ended

Mar. 31, 2017

Schedule of accumulated other comprehensive loss

The components of AOCL and the changes in AOCL by components, net of tax, for three months ended March 31, 2017 and 2016 are as follows (in millions):



	Foreign Currency Translation			Employee Benefit Related Adjustments			Unrealized Loss, net of tax			Total
Balance at December 31, 2016	$	(94	)	$	(729	)	$	(2	)	$	(825	)
Other comprehensive income (loss) before reclassification	19			—			1			20
Amounts reclassified from accumulated other comprehensive loss	—			11			—			11
Net current-period other comprehensive income (loss)	$	19		$	11		$	1		$	31
Balance at March 31, 2017	$	(75	)	$	(718	)	$	(1	)	$	(794	)



	Foreign Currency Translation			Employee Benefit Related Adjustments			Unrealized Loss, net of tax			Total
Balance at December 31, 2015	$	(60	)	$	(696	)	$	(4	)	$	(760	)
Other comprehensive income (loss) before reclassification	10			—			(1		)	9
Amounts reclassified from accumulated other comprehensive loss - net of tax	—			9			—			9
Net current-period other comprehensive income (loss)	$	10		$	9		$	(1	)	$	18
Balance at March 31, 2016	$	(50	)	$	(687	)	$	(5	)	$	(742	)

The components of AOCL and the changes in AOCL by components, net of tax, for six months ended March 31, 2017 and 2016 are as follows (in millions):



	Foreign Currency Translation			Employee Benefit Related Adjustments			Unrealized Loss, net of tax			Total
Balance at September 30, 2016	$	(66	)	$	(740	)	$	(3	)	$	(809	)
Other comprehensive income (loss) before reclassification	(9		)	1			2			(6		)
Amounts reclassified from accumulated other comprehensive loss	—			21			—			21
Net current-period other comprehensive income (loss)	$	(9	)	$	22		$	2		$	15
Balance at March 31, 2017	$	(75	)	$	(718	)	$	(1	)	$	(794	)



	Foreign Currency Translation			Employee Benefit Related Adjustments			Unrealized Loss, net of tax			Total
Balance at September 30, 2015	$	(54	)	$	(705	)	$	(7	)	$	(766	)
Other comprehensive income before reclassification	4			—			2			6
Amounts reclassified from accumulated other comprehensive loss - net of tax	—			18			—			18
Net current-period other comprehensive income	$	4		$	18		$	2		$	24
Balance at March 31, 2016	$	(50	)	$	(687	)	$	(5	)	$	(742	)

Reclassification out of accumulated other comprehensive income



Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income		Affected Line Item in the Consolidated Statement of Operations
Employee Benefit Related Adjustment
Actuarial losses	$	18	^(b)
	18		Total before tax
	—		Tax expense
Total reclassifications for the period	$	18	Net of tax


^(b) These accumulated other comprehensive income components are included in the computation of net periodic pension and retiree medical expense (see Note 20 for additional details).



Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income			Affected Line Item in the Consolidated Statement of Operations
Employee Benefit Related Adjustment
Prior service costs	$	(1	)	^(a)
Actuarial losses	22			^(a)
	21			Total before tax
	(7		)	Tax benefit
Total reclassifications for the period	$	14		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 for additional details), which is recorded in cost of sales and selling, general and administrative expenses.



Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income		Affected Line Item in the Consolidated Statement of Operations
Employee Benefit Related Adjustment
Actuarial losses	$	9	^(b)
	9		Total before tax
	—		Tax expense
Total reclassifications for the period	$	9	Net of tax


^(b) These accumulated other comprehensive income components are included in the computation of net periodic pension and retiree medical expense (see Note 20 for additional details).



Details about Accumulated Other Comprehensive Income Components	Amount Reclassified from Accumulated Other Comprehensive Income			Affected Line Item in the Consolidated Statement of Operations
Employee Benefit Related Adjustment
Actuarial losses	$	11		^(a)
	11			Total before tax
	(7		)	Tax benefit
Total reclassifications for the period	$	4		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 for additional details), which is recorded in cost of sales and selling, general and administrative expenses.