Equity method investments - Summary of earnings and distributions received from equity method investments (Detail) - USD ($) $ in Millions |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Schedule of Equity Method Investments [Line Items] | |||||
| Equity in Earnings | $ (9,590) | $ 1,841 | $ 1,973 | ||
| Distributions Received | 875 | 793 | 721 | ||
| Kraft Heinz [Member] | |||||
| Schedule of Equity Method Investments [Line Items] | |||||
| Equity in Earnings | [1] | (4,393) | 745 | 758 | |
| Distributions Received | [1] | 521 | 521 | 521 | |
| Occidental [Member] | |||||
| Schedule of Equity Method Investments [Line Items] | |||||
| Equity in Earnings | [1] | (5,302) | 1,005 | 1,077 | |
| Distributions Received | [1] | 247 | 207 | 142 | |
| Other [Member] | |||||
| Schedule of Equity Method Investments [Line Items] | |||||
| Equity in Earnings | 105 | 91 | 138 | ||
| Distributions Received | $ 107 | $ 65 | $ 58 | ||
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