Other Financial Data - Schedule of Other Income (Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain from disposals of business	$ 1,201	$ 337	$ 4
Equity earnings	10	10	5
Foreign currency remeasurement	(52)	8	(99)
Extinguishment of debt	0	(7)	0
Pension and other postretirement	(87)	(48)	(98)
Financial instruments and other	139	48	25
Total	1,211	348	$ (163)
Deferred consideration on divestiture	108	$ 84
Disposed of by Sale | NFP Acquisition
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain from disposals of business	$ 1,199