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Other Expense, Net - Summary of Restructuring Charges Related to Significant Plant (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Restructuring Charges Related To Significant Plant [Line Items]
Restructuring Charges	$ 187	$ 148
Restructuring Charges Tax Effect	(28)	(24)
Restructuring Charges Net Of Tax Effect	159	124
Power and vision [Member]
Restructuring Charges Related To Significant Plant [Line Items]
Restructuring Charges	104	117
Complete Vehicles [Member]
Restructuring Charges Related To Significant Plant [Line Items]
Restructuring Charges	55	0
Body exteriors and structures [Member]
Restructuring Charges Related To Significant Plant [Line Items]
Restructuring Charges	$ 28	$ 31

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- Definition

Restructuring charges net of tax effect.

+ References

No definition available.

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- Definition

Restructuring charges tax effect.

+ References

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.b.1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482047/420-10-45-3

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.P.3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-1

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