v3.26.1
SHAREHOLDERS’ EQUITY - Other reserves (Details) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of classes of share capital [line items]      
Equity at beginning of period R$ 32,415,575 R$ 44,810,300 R$ 33,166,365
Exchange rate variations on conversion of financial information of the subsidiaries abroad (105,405) 163,185 4,707
Equity at end of period 43,952,173 32,415,575 44,810,300
Debenture conversion 5th issue      
Disclosure of classes of share capital [line items]      
Equity at beginning of period (45,746) (45,746)  
Equity at end of period (45,746) (45,746) (45,746)
Actuarial loss      
Disclosure of classes of share capital [line items]      
Equity at beginning of period (138,696) (229,627)  
Increase (Decrease) Through Actuarial Gains Losses 4,828 90,931  
Equity at end of period (133,868) (138,696) (229,627)
Reserve of gains and losses on remeasuring available-for-sale financial assets [member]      
Disclosure of classes of share capital [line items]      
Equity at beginning of period (362,933) 1,298  
Gains (losses) on conversion of financial statements and on foreign investments (219,685) (364,231)  
Equity at end of period (582,618) (362,933) 1,298
Reserve of exchange differences on translation [member]      
Disclosure of classes of share capital [line items]      
Equity at beginning of period 171,581 8,396  
Exchange rate variations on conversion of financial information of the subsidiaries abroad (129,061) 163,185  
Equity at end of period 42,520 171,581 8,396
Deemed Cost      
Disclosure of classes of share capital [line items]      
Equity at beginning of period 1,724,590 1,803,975  
Partial Realization of Deemed Cost, Net of Taxes (116,209) (79,385)  
Equity at end of period 1,608,381 1,724,590 1,803,975
Accumulated other comprehensive income      
Disclosure of classes of share capital [line items]      
Equity at beginning of period 1,348,796 1,538,296 1,719,516
Increase (Decrease) Through Actuarial Gains Losses 4,828 90,931  
Gains (losses) on conversion of financial statements and on foreign investments (219,685) (364,231)  
Exchange rate variations on conversion of financial information of the subsidiaries abroad (129,061) 163,185  
Partial Realization of Deemed Cost, Net of Taxes (116,209) (79,385)  
Equity at end of period R$ 888,669 R$ 1,348,796 R$ 1,538,296