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Restructuring Narrative (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
Restructuring Narrative (Details) - USD ($) $ in Millions	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)	$ 52	$ 70	$ 89	$ 109
Restructuring and Related Cost, Expected Cost	25		25
Restructuring, Cash Expenditures			(87)	(143)
Global Salaried Headcount Reduction Program
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)		30		54
Global Salaried Headcount Reduction Program II
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)	12		15
Advanced Safety and User Experience
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)	10	16	16	33
Restructuring and Related Cost, Expected Cost	5		5
Electrical Distribution Systems
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)	25	35	41	50
Restructuring and Related Cost, Expected Cost	10		10
Engineered Components Group
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)	17	$ 19	32	$ 26
Restructuring and Related Cost, Expected Cost	10		10
EMEA
Restructuring Cost and Reserve [Line Items]
Restructuring (Note 7)	$ 9		$ 22