Equity Method Investments - Summary of earnings and distributions received from equity method investments (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Schedule of Equity Method Investments [Line Items]
Equity in Earnings	$ 1,841	$ 1,973	$ 1,863
Distributions Received	793	721	829
Kraft Heinz [Member]
Schedule of Equity Method Investments [Line Items]
Equity in Earnings	745	758	628
Distributions Received	521	521	521
Occidental [Member]
Schedule of Equity Method Investments [Line Items]
Equity in Earnings	1,005	1,077	323
Distributions Received	207	142	24
Other [Member]
Schedule of Equity Method Investments [Line Items]
Equity in Earnings	91	138	912
Distributions Received	$ 65	$ 58	$ 284