RESTRUCTURING CHARGES - Liabilities Related to Restructuring (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended	12 Months Ended	30 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Jun. 30, 2026
Restructuring Reserve [Roll Forward]
Balance at beginning of period			$ 118	$ 103	$ 103	$ 41	$ 41
Liability recognized, net	$ 24	$ 24	62	42	133	202	397
Payments, utilization and translation			(65)		(118)	(141)
Balance at end of period	115		115		118	103	115
Operating segments \| Mobility
Restructuring Reserve [Roll Forward]
Liability recognized, net	(2)	4	3	6			98
Restructuring liability adjustment					12
Workforce reductions
Restructuring Reserve [Roll Forward]
Balance at beginning of period			109	96	96	35	35
Liability recognized, net	18	7	42	19	81	120
Payments, utilization and translation			(43)		(67)	(59)
Balance at end of period	108		108		109	96	108
Plant closing and other
Restructuring Reserve [Roll Forward]
Balance at beginning of period			8	7	7	6	6
Liability recognized, net	6	$ 17	20	$ 23	52	83
Payments, utilization and translation			(21)		(51)	(81)
Balance at end of period	$ 7		$ 7		$ 8	$ 7	$ 7

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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

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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
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-Paragraph 2
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- Definition

Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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