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Intangible assets (Details 1)
 12 Months Ended
Dec. 31, 2023
R$ / $
Inflation Brazil [Member]  
IfrsStatementLineItems [Line Items]  
Assumptions, 2024 4.00%
Assumptions, 2025 3.50%
Assumptions, 2026 3.50%
Assumptions, 2027 3.40%
Assumptions, 2028 3.40%
Inflation United States [Member]  
IfrsStatementLineItems [Line Items]  
Assumptions, 2024 2.21%
Assumptions, 2025 2.16%
Assumptions, 2026 2.16%
Assumptions, 2027 2.16%
Assumptions, 2028 2.16%
Discounted cash flow [member]  
IfrsStatementLineItems [Line Items]  
Exchange rate, 2024 5.00
Exchange rate, 2025 5.06
Exchange rate, 2026 5.13
Exchange rate, 2027 5.10
Exchange rate, 2028 5.10