Repositioning and Other Charges - Net of Repositioning and Other Charges (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Restructuring Cost and Reserve [Line Items]
Total net repositioning charges	$ 11	$ 47	$ 117	$ 71
Asbestos-related charges, net of insurance and reimbursements	0	169	2	210
Probable and reasonably estimable environmental liabilities, net of reimbursements	6	5	14	5
Gain on Resideo indemnification and reimbursement agreement termination	0	(802)	0	(802)
Total net repositioning and other charges	17	(581)	133	(516)
Severance
Restructuring Cost and Reserve [Line Items]
Total net repositioning charges	8	40	50	67
Asset impairments
Restructuring Cost and Reserve [Line Items]
Total net repositioning charges	2	2	53	4
Exit costs
Restructuring Cost and Reserve [Line Items]
Total net repositioning charges	6	16	29	42
Reserve adjustments
Restructuring Cost and Reserve [Line Items]
Total net repositioning charges	$ (5)	$ (11)	$ (15)	$ (42)

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Net total Increase or Decrease in the accrual for restructuring and other costs, including asbestos litigation charges - net of insurance and environmental remediation activities, during the reporting period.

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Amount, before recovery, of expense for known and estimated future costs arising from requirement to perform environmental remediation.

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