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Cash and Cash Equivalents, Margin Cash and Long-Term Investments - Schedule of Cash and Cash Equivalents (Details) - Cash and Cash Equivalents [Member] - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Schedule of Cash and Cash Equivalents [Line Items]    
Cash on hand and at banks $ 2,557,740 $ 2,197,822
CDB (bank certificates of deposit) / Overnight investments [1] 1,937,761 3,350,654
National Treasury Bills (Tesouro Selic) [2] 69,635 65,196
Cash and cash equivalents 4,565,136 5,613,672
Margin cash    
CME (Chicago Mercantile Exchange) Margin investments [3] 105,993 104,220
Investments in Treasury Bills [2] 53,569 32,334
Margin cash 159,562 136,554
Investment funds    
Investment funds [4] 45,780
Investment funds Total 45,780
Cash and cash equivalents Total $ 4,770,478 $ 5,750,226
[1] CDBs are held at financial institutions and earn interest based on floating rates and are pegged to the Brazilian overnight interbank lending rate (Certificado de Depósito Interbancário - CDI). Overnight investments are equivalent to fixed-income instruments, earning interest at the FED rate + 0.05%.
[2] Brazilian Government securities (Tesouro Selic) are instruments acquired from financial institutions with conditions and characteristics similar to bank certificates of deposit (CDBs).
[3] CME margin investments represent margin deposits allocated to fixed-income equivalent instruments. These investments accrue interest based on the Interest Rate on Reserve Balances (IORB).
[4] Investment in a FIDC (Credit Rights Investment Fund) maturing in 2035, earning a fixed interest rate of 5% in 2025.