Consolidated Statements of Cash Flows - USD ($) $ in Thousands |
12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Cash flows from operating activities | |||||||||||||
| Profit for the year | $ 303,095 | $ 173,781 | $ 986,374 | ||||||||||
| Adjustments for: | |||||||||||||
| Depreciation and amortization | 788,308 | 743,277 | 657,692 | ||||||||||
| Impairment charge | 18,757 | 32,435 | 42,316 | ||||||||||
| Income tax accruals less payments | 100,423 | 497,697 | (160,940) | ||||||||||
| Equity in earnings of non-consolidated companies | (85,641) | (69,108) | (105,305) | ||||||||||
| Interest accruals less payments/receipts, net | (14,550) | (16,331) | (45,139) | ||||||||||
| Changes in provisions | (463) | (60,469) | (64,447) | ||||||||||
| Changes in working capital | [1] | 1,035,432 | (15,880) | 321,081 | |||||||||
| Net foreign exchange results and others | 50,864 | 210,555 | (236,499) | ||||||||||
| Net cash provided by operating activities | 2,313,625 | 1,906,157 | 2,501,124 | ||||||||||
| Cash flows from investing activities | |||||||||||||
| Capital expenditures and advances to suppliers for PP&E | [2] | (2,500,854) | (1,865,419) | (1,460,677) | |||||||||
| Decrease (Increase) in other investments | 490,380 | 462,128 | (717,534) | ||||||||||
| Proceeds from the sale of property, plant and equipment | 4,146 | 2,388 | 2,477 | ||||||||||
| Dividends received from non-consolidated companies | 32,086 | 25,582 | 43,075 | ||||||||||
| Repayment of additional paid in capital | [3] | (10,291) | 0 | 0 | |||||||||
| Net cash used in investing activities | (1,984,533) | (1,375,321) | (1,470,273) | ||||||||||
| Cash flows from (used in) financing activities [abstract] | |||||||||||||
| Dividends paid in cash to company’s shareholders | (530,031) | (608,554) | (569,292) | ||||||||||
| Dividends paid in cash to non-controlling interest | (8,696) | (54,335) | 0 | ||||||||||
| Lease payments | (64,544) | (61,194) | (58,900) | ||||||||||
| Proceeds from borrowings | 1,114,525 | 1,558,501 | 354,946 | ||||||||||
| Repayments of borrowings | (1,011,831) | (1,322,803) | (493,111) | ||||||||||
| Net cash used in financing activities | (500,577) | (488,385) | (766,357) | ||||||||||
| (Decrease) increase in cash and cash equivalents | (171,485) | 42,451 | 264,494 | ||||||||||
| Movement in cash and cash equivalents | |||||||||||||
| Beginning of period | 1,691,263 | [4] | 1,846,013 | [4] | 1,653,355 | ||||||||
| Effect of exchange rate changes | 11,426 | (197,201) | (71,836) | ||||||||||
| (Decrease) increase in cash and cash equivalents | (171,485) | 42,451 | 264,494 | ||||||||||
| End of period | [4] | 1,531,204 | 1,691,263 | 1,846,013 | |||||||||
| Non-cash transactions: | |||||||||||||
| Dividends paid in kind to non-controlling interest | (112,278) | 0 | (233,538) | ||||||||||
| Acquisition of PP&E under lease contract agreements | 33,951 | 13,850 | 16,061 | ||||||||||
| Adjustments related to post-retirement benefits and contingencies | 0 | 0 | 171,987 | ||||||||||
| Usiminas | |||||||||||||
| Adjustments for: | |||||||||||||
| Non-cash effects related to the provision for ongoing litigation related to the acquisition of a participation in Usiminas | 117,400 | 410,200 | 0 | ||||||||||
| Usiminas | |||||||||||||
| Adjustments for: | |||||||||||||
| Non-cash effects related to the increase of the participation in Usiminas | 0 | 0 | 1,105,991 | ||||||||||
| Cash flows from investing activities | |||||||||||||
| Purchase consideration | 0 | 0 | (118,686) | ||||||||||
| Cash acquired | $ 0 | $ 0 | $ 781,072 | ||||||||||
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