XML 127 R73.htm IDEA: XBRL DOCUMENT v3.25.1
COST OF SALES (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Notes and other explanatory information [abstract]      
Inventories at the beginning of the year $ 205 $ 173 $ 155
Plus: Charges of the year      
Purchases of inventories, energy and gas  450 411 502
Salaries and social security charges 90 85 79
Employees benefits 19 17 15
Defined benefit plans 8 8 5
Works contracts, fees and compensation for services 128 111 97
Property, plant and equipment depreciation 328 254 202
Intangible assets amortization 4 5 1
Right-of-use assets amortization 2 1 3
Energy transportation 12 9 8
Transportation and freights 21 20 16
Consumption of materials 28 27 30
Penalties 1 2 1
Maintenance 61 47 61
Canons and royalties 97 92 89
Environmental control 6 4 5
Rental and insurance 27 31 31
Surveillance and security 6 5 4
Taxes, rates and contributions 6 7 5
Other 3 3 3
Total charges of the year 1,297 1,139 1,157
Less: Inventories at the end of the year (223) (205) (173)
Total cost of sales $ 1,279 $ 1,107 $ 1,139