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Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Period when payment is expected to be made to finance provider or intermediary in supplier finance program, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($)			12 Months Ended
	Oct. 01, 2025	Sep. 29, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Product Information [Line Items]
Impairment of goodwill	$ 0		$ 724,000,000	$ 0	$ 0
Indefinite- lived intangible impairment	$ 44,000,000
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration]			Accounts payable
Capitalized contract fulfillment costs			$ 1,193,000,000	1,156,000,000
Capitalized contract amounts recognized as cost of products and services sold			116,000,000	188,000,000	148,000,000
Resideo indemnification and reimbursement agreement termination payment			1,590,000,000	$ 0	$ 0
Total
Product Information [Line Items]
Cash divested from deconsolidation		$ 1,428,000,000	1,428,000,000
Environmental Liabilities \| Resideo
Product Information [Line Items]
Resideo indemnification and reimbursement agreement termination payment			$ 1,590,000,000
Minimum
Product Information [Line Items]
Finite lived intangible assets estimated useful lives			1 year
Supplier finance program, payment timing, period			60 days
Minimum \| Building and Building Improvements
Product Information [Line Items]
Property, plant and equipment, useful life			10 years
Minimum \| Machinery and equipment
Product Information [Line Items]
Property, plant and equipment, useful life			3 years
Maximum
Product Information [Line Items]
Finite lived intangible assets estimated useful lives			20 years
Supplier finance program, payment timing, period			120 days
Maximum \| Software and Software Development Costs
Product Information [Line Items]
Finite lived intangible assets estimated useful lives			7 years
Maximum \| Software Development
Product Information [Line Items]
Finite lived intangible assets estimated useful lives			7 years
Maximum \| Building and Building Improvements
Product Information [Line Items]
Property, plant and equipment, useful life			50 years
Maximum \| Machinery and equipment
Product Information [Line Items]
Property, plant and equipment, useful life			16 years