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, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | $ 248 | $ (4,745) | $ 424 | $ (4,619) | ||
| Distributions Received | 209 | 223 | 412 | 418 | ||
| Kraft Heinz [Member] | ||||||
| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | [1] | 223 | (4,991) | 403 | (4,796) | |
| Distributions Received | [1] | 130 | 130 | 260 | 260 | |
| Occidental [Member] | ||||||
| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | [1] | 8 | 216 | (10) | 134 | |
| Distributions Received | [1] | 68 | 64 | 132 | 120 | |
| Berkadia [Member] | ||||||
| Schedule of Equity Method Investments [Line Items] | ||||||
| Equity in Earnings | 17 | 30 | 31 | 43 | ||
| Distributions Received | $ 11 | $ 29 | $ 20 | $ 38 | ||
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