Net Financial Results - Detailed Information about Financial Results (Detail) - USD ($) $ in Millions |
12 Months Ended | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Financial income | ||||||||||||||
| Interest on cash and cash equivalents and investments in financial assets | $ 31 | $ 45 | $ 221 | |||||||||||
| Interest on trade receivables | 48 | 75 | 98 | |||||||||||
| Other financial income | 26 | 14 | 15 | |||||||||||
| Total financial income | 105 | 134 | 334 | |||||||||||
| Financial costs | ||||||||||||||
| Interest loss | (677) | (670) | (686) | |||||||||||
| Hydrocarbon well abandonment provision financial accretion | (257) | [1] | (342) | [1] | (259) | |||||||||
| Other financial costs | (153) | (157) | (204) | |||||||||||
| Total financial costs | (1,087) | (1,169) | (1,149) | |||||||||||
| Other financial results | ||||||||||||||
| Exchange differences generated by loans | 3 | 17 | 145 | |||||||||||
| Exchange differences generated by cash and cash equivalents and investments in financial assets | (63) | (31) | (294) | |||||||||||
| Other exchange differences, net | 20 | (77) | [2] | 73 | [2] | |||||||||
| Result on financial assets at fair value through profit or loss | 132 | 232 | 289 | |||||||||||
| Result from derivative financial instruments | 1 | (1) | 7 | |||||||||||
| Result from net monetary position | (63) | 39 | 37 | |||||||||||
| Export Increase Program | 0 | 3 | [3] | 22 | [3] | |||||||||
| Result from transactions with financial assets | (3) | 32 | [4] | |||||||||||
| Total other financial results | 30 | 179 | 311 | |||||||||||
| Net financial results | $ (952) | $ (856) | $ (504) | |||||||||||
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