Note 13. Retirement Plans (Tables)

12 Months Ended

Sep. 30, 2017

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Allocation of Plan Assets [Table Text Block]

Adient's plan assets by asset category, are as follows:



	Fair Value Measurements Using:
(in millions)	Total as of September 30, 2017		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Net Asset Value (NAV)
Pension
Cash	$	10	$	10	$	—	$	—	$	—
Equity Securities
Domestic	23		4		—		—		19
International - Developed	74		52		—		—		22
International - Emerging	10		6		—		—		4
Fixed Income Securities
Government	195		76		87		—		32
Corporate/Other	80		52		13		—		15
Hedge Fund	73		—		73		—		—
Real Estate	26		—		—		11		15
Total	$	491	$	200	$	173	$	11	$	107
Postretirement:
Equity Securities
Domestic	$	4	$	4	$	—	$	—	$	—
International - Developed	5		5		—		—		—
Fixed Income Securities
Government	3		3		—		—		—
Corporate/Other	3		3		—		—		—
Total	$	15	$	15	$	—	$	—	$	—



	Fair Value Measurements Using:
(in millions)	Total as of September 30, 2016		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Net Asset Value (NAV)
Pension
Cash	$	13	$	13	$	—	$	—	$	—
Equity Securities
Domestic	39		20		—		—		19
International - Developed	45		26		—		—		19
International - Emerging	7		3		—		—		4
Fixed Income Securities
Government	172		98		51		—		23
Corporate/Other	90		70		5		—		15
Hedge Fund	65		—		65		—		—
Real Estate	26		—		—		9		17
Total	$	457	$	230	$	121	$	9	$	97
Postretirement:
Equity Securities
Domestic	$	3	$	3	$	—	$	—	$	—
International - Developed	1		1		—		—		—
International - Emerging	1		1		—		—		—
Fixed Income Securities
Government	1		1		—		—		—
Corporate/Other	4		4		—		—		—
Commodities	1		1		—		—		—
Real Estate	1		1		—		—		—
Total	$	12	$	12	$	—	$	—	$	—

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block]

The following sets forth a summary of changes in the fair value of pension assets measured using significant unobservable inputs (Level 3):



(in millions)	Real Estate
Pension
Asset value as of September 30, 2015	$	8
Unrealized gain	1
Asset value as of September 30, 2016	$	9
Redemptions	(1		)
Unrealized gain	3
Asset value as of September 30, 2017	$	11

Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]

The table that follows contains the ABO and reconciliations of the changes in the PBO, the changes in plan assets and the funded status:



	Pension Benefits						Postretirement Benefits
(in millions)	2017			2016			2017			2016
Accumulated Benefit Obligation	$	577		$	613		$	—		$	—
Change in Projected Benefit Obligation:
Projected benefit obligation at beginning of year	$	637		$	527		$	16		$	15
Service cost	8			8			—			—
Interest cost	12			16			1			—
Plan participant contributions	—			—			1			1
Actuarial (gain) loss	(51		)	132			—			2
Benefits and settlements paid	(29		)	(30		)	(1		)	(2		)
Other	—			14			(1		)	—
Currency translation adjustment	23			(30		)	—			—
Projected benefit obligation at end of year	$	600		$	637		$	16		$	16
Change in Plan Assets:
Fair value of plan assets at beginning of year	$	457		$	421		$	12		$	13
Actual return on plan assets	9			44			2			1
Employer and employee contributions	37			35			2			1
Benefits and settlements paid	(29		)	(30		)	(1		)	(2		)
Other	—			16			—			(1		)
Currency translation adjustment	17			(29		)	—			—
Fair value of plan assets at end of year	$	491		$	457		$	15		$	12
Funded status	$	(109	)	$	(180	)	$	(1	)	$	(4	)
Amounts recognized in the statement of financial position consist of:
Prepaid benefit cost	$	22		$	8		$	—		$	—
Accrued benefit liability	(131		)	(188		)	(1		)	(4		)
Net amount recognized	$	(109	)	$	(180	)	$	(1	)	$	(4	)



	Pension Benefits								Postretirement Benefits
	U.S. Plans				Non-U.S. Plans				Postretirement Benefits
	2017		2016		2017		2016		2017		2016
Weighted Average Assumptions ⁽¹⁾:
Discount rate ⁽²⁾	3.85	%	3.70	%	2.60	%	2.10	%	3.50	%	3.25	%
Rate of compensation increase	NA		NA		3.55	%	4.00	%	NA		NA

Schedule of Net Benefit Costs [Table Text Block]

The tables that follow contain the components and key assumptions of net periodic benefit cost:



	Pension Benefits									Postretirement Benefits
(in millions)	2017			2016			2015			2017			2016		2015
Components of Net Periodic Benefit Cost (Credit):
Service cost	$	8		$	8		$	10		$	—		$	—	$	1
Interest cost	12			16			19			1			—		1
Expected return on plan assets	(17		)	(22		)	(21		)	—			—		(1		)
Net actuarial (gain) loss	(43		)	109			6			(2		)	1		—
Settlement loss	—			1			—			—			—		—
Net periodic benefit cost (credit)	$	(40	)	$	112		$	14		$	(1	)	$	1	$	1



	Pension Benefits												Postretirement Benefits
	U.S. Plans						Non-U.S. Plans						Postretirement Benefits
	2017		2016		2015		2017		2016		2015		2017		2016		2015
Expense Assumptions:
Discount rate	3.70	%	4.40	%	4.35	%	2.10	%	3.40	%	3.50	%	3.25	%	3.80	%	4.35	%
Expected return on plan assets	5.50	%	7.50	%	7.50	%	3.80	%	4.45	%	5.40	%	3.35	%	3.80	%	4.00	%
Rate of compensation increase	NA		NA		NA		4.00	%	3.00	%	3.00	%	NA		NA		NA

Pension Plan [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Expected Benefit Payments [Table Text Block]

In fiscal 2017, total Adient contributions to the defined benefit pension plans were $37 million, of which $2 million were voluntary contributions. Contributions of at least $13 million in cash to its defined benefit pension plans are expected in fiscal 2018. Projected benefit payments from the plans as of September 30, 2017 are estimated as follows (in millions):



2018	$	26
2019	27
2020	28
2021	27
2022	33
2023-2027	176

Other Postretirement Benefit Plan [Member]

Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Expected Benefit Payments [Table Text Block]

In fiscal 2017, total employer and employee contributions to the postretirement plans were $2 million. Adient does not expect to make any significant contributions to its postretirement plans in fiscal year 2018. Projected benefit payments from the plans as of September 30, 2017 are estimated as follows (in millions):



2018	$	1
2019	1
2020	1
2021	1
2022	1
2023-2027	7