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Cash and cash equivalents (Tables)
6 Months Ended
Jun. 30, 2025
Cash and cash equivalents [abstract]  
Schedule of cash and cash equivalents
Average yield p.a. %06/30/202512/31/2024
Cash and banks (1)
4.70%9,447,190 6,596,510 
 
Cash equivalents 
Local currency 
Fixed-term deposits (compromised) 101.50% of CDI2,836,399 2,422,308 
12,283,589 9,018,818