Goodwill, Additional Impairment Expense

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Reporting Unit, Measurement Input

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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No definition available.

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Goodwill and Other Intangible Assets - Additional (Details)	3 Months Ended				6 Months Ended		12 Months Ended
	Sep. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Sep. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Mar. 31, 2019 segment	Sep. 30, 2018 USD ($)	Sep. 30, 2019 USD ($) segment	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)
Goodwill [Line Items]
Reportable segments \| segment					3		3
Impairment	$ 0	$ 0				$ 0		$ 299,000,000
Additional impairment expense				$ 0
Long-lived asset impairment charges	12,000,000	66,000,000
Impairment of definite-lived intangible assets			$ 787,000,000
Amortization of intangibles							$ 40,000,000	$ 47,000,000	$ 21,000,000
Anticipated amortization expense, 2020	38,000,000						38,000,000
Anticipated amortization expense, 2021	37,000,000						37,000,000
Anticipated amortization expense, 2022	36,000,000						36,000,000
Anticipated amortization expense, 2023	35,000,000						35,000,000
Anticipated amortization expense, 2024	$ 33,000,000						$ 33,000,000
Valuation, Income Approach \| Measurement Input, Cap Rate \| Significant Unobservable Inputs (Level 3)
Goodwill [Line Items]
Reporting unit, measurement input			12.50%					13.00%
Customer relationships
Goodwill [Line Items]
Impairment of definite-lived intangible assets		4,000,000
Seating, Seat Structures and Mechanisms
Goodwill [Line Items]
Impairment				$ 299,000,000				$ 299,000,000
Long-lived asset impairment charges		66,000,000						787,000,000
Seating, Seat Structures and Mechanisms \| Customer relationships
Goodwill [Line Items]
Impairment of definite-lived intangible assets		$ 4,000,000	$ 19,000,000					$ 19,000,000
Maximum \| Valuation, Income Approach \| Measurement Input, Cap Rate \| Significant Unobservable Inputs (Level 3)
Goodwill [Line Items]
Reporting unit, measurement input					17.50%		16.00%
Minimum \| Valuation, Income Approach \| Measurement Input, Cap Rate \| Significant Unobservable Inputs (Level 3)
Goodwill [Line Items]
Reporting unit, measurement input					14.50%		14.50%