COMMITMENTS AND CONTINGENCIES - Environmental Matters (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Dec. 31, 2024
Accrual for Environmental Loss Contingencies [Roll Forward]
Beginning of period	$ 678
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	Other liabilities
Accruals for environmental matters deemed probable and reasonably estimable	$ 106
Environmental liability payments	(37)
End of period	$ 747
Loss Contingency, Classification of Accrual [Abstract]
Environmental Loss Contingency, Current, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities, Current	Accrued Liabilities, Current
Accrued liabilities	$ 244	$ 244
Environmental Loss Contingency, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Other liabilities	$ 503	$ 434
Total environmental liabilities	$ 747	$ 678
Environmental Liabilities | Resideo
Loss Contingency, Classification of Accrual [Abstract]
Cash payments of annual environmental spending percentage	90.00%
Indemnification and reimbursement agreement annual cap	$ 140
Indemnification and reimbursement agreement minimum amount (less than)	25
Reimbursements from indemnification and reimbursement agreement	$ 35
Receivable as a percentage of environmental costs incurred	90.00%
Reimbursement receivable indemnification and reimbursement agreement	$ 90
Other current assets, reimbursement agreement	140
Other assets, reimbursement agreement	$ 637