Investments - Pre-tax Gains and Losses for Marketable Securities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Schedule of Investments [Line Items]
Gain on marketable securities sold during the period	$ 0	$ 0	$ 593
Total gain on marketable securities	$ 0	$ 0	606
KDP
Schedule of Investments [Line Items]
Gain on marketable securities sold during the period			593
Dividend income and other			13
Total gain on marketable securities			$ 606