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Basis of Preparation of the Consolidated Financial Statements - Additional Information (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of estimated useful life of the Property, plant and equipment [line items]      
Decreases by financial income   $ 4,155 $ 1,868
Decreases by financial costs   2,830 1,327
Increased by other financial results   $ 1,325 $ 541
Metrogas [member]      
Disclosure of estimated useful life of the Property, plant and equipment [line items]      
Proportion of ownership interest in subsidiary 70.00%    
Y T E C [member]      
Disclosure of estimated useful life of the Property, plant and equipment [line items]      
Proportion of ownership interest in subsidiary 51.00%    
Consolidated entities [Member]      
Disclosure of estimated useful life of the Property, plant and equipment [line items]      
Proportion of ownership interest in subsidiary 100.00%