v3.26.1
Supplementary information on oil and gas activities (unaudited) - Summary of results of operations (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Apr. 15, 2025
Jan. 01, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure Of Results Of Operations [Line Items]          
Revenue from contract with customers     $ 2,474,197 $ 1,647,768 $ 1,168,774
Production costs, excluding depreciation          
Operating and other costs     186,945 116,526 94,685
Royalties and others     271,665 184,441 128,723
Other non-cash costs related to the transfer of conventional assets     29,016 33,570 27,539
Depreciation, depletion and amortization     (738,903) (437,699) (276,430)
Operating profit (loss) before income tax $ 302,962 $ 1,120,752 1,004,671 590,827 545,359
Income tax     (285,608) (113,306) (148,404)
Crude oil & natural gas operating profit (loss)     719,063 477,521 396,955
Oil And Gas Producing Activities [Member] | Argentina [Member]          
Disclosure Of Results Of Operations [Line Items]          
Revenue from contract with customers     2,474,197 1,647,768 1,168,774
Total revenue     2,474,197 1,647,768 1,168,774
Production costs, excluding depreciation          
Operating and other costs     (185,899) (114,806) (96,743)
Royalties and others     (345,349) (243,950) (176,813)
Other non-cash costs related to the transfer of conventional assets     (29,016) (33,570) (27,539)
Total production costs     (560,264) (392,326) (301,095)
Depreciation, depletion and amortization     (738,903) (437,699) (276,430)
Discount for well plugging and abandonment liabilities     (2,434) (1,312) (2,387)
Impairment of long-lived assets     (38,252) 4,207 (24,585)
Operating profit (loss) before income tax     1,134,344 820,638 564,277
Income tax     (340,303) (246,191) (169,283)
Crude oil & natural gas operating profit (loss)     $ 794,041 $ 574,447 $ 394,994