INCOME AND SOCIAL CONTRIBUTION TAXES - Reconciliation (Details) - BRL (R$) R$ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Reconciliations of taxes at statutory rates to amounts presented in the Statement of Income
Income (loss) before income taxes	R$ 2,524,447	R$ 5,463,715	R$ 9,346,605
Statutory tax rates	34.00%	34.00%	34.00%
Income and social contribution taxes at statutory rates	R$ (858,312)	R$ (1,857,663)	R$ (3,177,846)
Tax adjustment with respect to:
Difference in tax rates in foreign companies	402,939	805,361	281,754
Equity in earnings of unconsolidated companies	32,511	157,919	281,386
Interest on equity (Note 2.14)	65	(1,662)	302,602
Interests on tax lawsuits	42,417	38,249	134,131
Tax credits and incentives	9,311	10,382	16,634
Deferred tax assets not recognized / Realization, net	(565,697)	38,481	44,000
Other permanent differences, net	(169,243)	(55,720)	307,717
Income and social contribution taxes	(1,106,009)	(864,653)	(1,809,622)
Current	(1,119,427)	(1,159,640)	(1,810,459)
Deferred	R$ 13,418	R$ 294,987	R$ 837
Income taxes
Reconciliations of taxes at statutory rates to amounts presented in the Statement of Income
Statutory tax rates	25.00%	25.00%	25.00%
Social contribution taxes
Reconciliations of taxes at statutory rates to amounts presented in the Statement of Income
Statutory tax rates	9.00%	9.00%	9.00%
Foreign subsidiaries \| Bottom of range [member]
Reconciliations of taxes at statutory rates to amounts presented in the Statement of Income
Foreign tax rate	23.00%	23.00%	23.00%
Foreign subsidiaries \| Top of range [member]
Reconciliations of taxes at statutory rates to amounts presented in the Statement of Income
Foreign tax rate	35.00%	35.00%	35.00%
Foreign subsidiaries with mainly financial activities
Reconciliations of taxes at statutory rates to amounts presented in the Statement of Income
Foreign tax rate	0.00%	0.00%	0.00%

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to deferred tax assets not recognized/ realization, net.

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to equity in earnings (losses) of unconsolidated companies.

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to Interest on equity.

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to unconstitutionality of the incidence of income tax related to Selic due to repetition of undue tax.

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The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)]

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The applicable income tax rate.

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The amount of tax expense (income) relating to changes in deferred tax liabilities and deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that the entity does not separately disclose in the same statement or note. [Refer: Accounting profit; Applicable tax rate]

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The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to foreign tax rates. [Refer: Accounting profit]

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The product of the accounting profit multiplied by the applicable tax rate(s). [Refer: Accounting profit; Applicable tax rate]

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The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from the application of foreign tax rates. [Refer: Average effective tax rate; Applicable tax rate]

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