Equity method investments - Summary of earnings and distributions received from equity method investments (Detail) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | $ (4,745) | $ 252 | $ (4,619) | $ 745 | ||
| Distributions Received | 223 | 199 | 418 | 374 | ||
| Kraft Heinz [Member] | ||||||
| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | [1] | (4,991) | 27 | (4,796) | 242 | |
| Distributions Received | [1] | 130 | 130 | 260 | 260 | |
| Occidental [Member] | ||||||
| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | [1] | 216 | 200 | 134 | 463 | |
| Distributions Received | [1] | 64 | 55 | 120 | 96 | |
| Berkadia [Member] | ||||||
| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | 30 | 25 | 43 | 40 | ||
| Distributions Received | $ 29 | $ 14 | $ 38 | $ 18 | ||
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