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v3.23.1

Supplemental information on oil and gas activities (Schedule of Standardized Measure of Discounted Future Net Cash Flows Related to Proved Oil and Gas Reserves) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Future cash inflows | $ 5,511,603 | $ 4,716,229 | $ 2,844,129 |
Future production costs | (1,743,842) | (1,881,211) | (1,034,109) |
Future development costs | (225,612) | (288,955) | (253,474) |
Future income taxes | (1,193,419) | (760,601) | (409,603) |
Undiscounted future net cash flows | 2,348,730 | 1,785,462 | 1,146,943 |
10% annual discount | (864,075) | (492,729) | (345,319) |
Standardized measure of discounted future net cash flows | 1,484,655 | 1,292,733 | 801,624 | $ 1,593,735
Colombia [Member] |  |  |  |
Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Future cash inflows | 5,229,599 | 4,381,191 | 2,561,947 |
Future production costs | (1,633,818) | (1,715,554) | (850,029) |
Future development costs | (182,701) | (197,461) | (197,859) |
Future income taxes | (1,191,658) | (754,205) | (409,276) |
Undiscounted future net cash flows | 2,221,422 | 1,713,971 | 1,104,783 |
10% annual discount | (839,621) | (496,150) | (345,550) |
Standardized measure of discounted future net cash flows | 1,381,801 | 1,217,821 | 759,233 | 1,313,572
Chile [Member] |  |  |  |
Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Future cash inflows | 190,449 | 136,152 | 130,200 |
Future production costs | (72,411) | (69,067) | (82,290) |
Future development costs | (40,659) | (40,339) | (28,620) |
Future income taxes | 0 | 0 |  |
Undiscounted future net cash flows | 77,379 | 26,746 | 19,290 |
10% annual discount | (13,094) | 6,121 | (2,258) |
Standardized measure of discounted future net cash flows | 64,285 | 32,867 | 17,032 | 104,223
Brazil [Member] |  |  |  |
Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Future cash inflows | 65,002 | 89,208 | 68,857 |
Future production costs | (29,519) | (34,930) | (36,254) |
Future development costs | (1,955) | (1,955) | (2,355) |
Future income taxes | (1,761) | (3,449) | (327) |
Undiscounted future net cash flows | 31,767 | 48,874 | 29,921 |
10% annual discount | (8,856) | (7,171) | (4,543) |
Standardized measure of discounted future net cash flows | 22,911 | 41,703 | 25,378 | 43,382
Argentina [Member] |  |  |  |
Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Future cash inflows |  | 109,678 | 83,125 |
Future production costs |  | (61,660) | (65,536) |
Future development costs |  | (49,200) | (24,640) |
Future income taxes | 0 | (2,947) |  |
Undiscounted future net cash flows |  | (4,129) | (7,051) |
10% annual discount |  | 4,471 | 7,032 |
Standardized measure of discounted future net cash flows | 0 | 342 | (19) | 11,341
Ecuador [Member] |  |  |  |
Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Future cash inflows | 26,553 | 0 | 0 |
Future production costs | (8,094) | 0 | 0 |
Future development costs | (297) | 0 | 0 |
Future income taxes | 0 | 0 | 0 |
Undiscounted future net cash flows | 18,162 | 0 | 0 |
10% annual discount | (2,504) | 0 | 0 |
Standardized measure of discounted future net cash flows | 15,658 | 0 | 0 |
Peru [Member] |  |  |  |
Disclosure Of Supplemental information on oil and gas activities [Line Items] |  |  |  |
Standardized measure of discounted future net cash flows | $ 0 | $ 0 | $ 0 | $ 121,217

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