v3.26.1
Financial Instruments (Details 4) - BRL (R$)
R$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income R$ 14,394
Securities Financial Treasury Bills [Member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income 14,394
Level 1 of fair value hierarchy [member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income   14,394
Level 1 of fair value hierarchy [member] | Securities Financial Treasury Bills [Member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income   14,394
Level 2 of fair value hierarchy [member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income  
Level 2 of fair value hierarchy [member] | Securities Financial Treasury Bills [Member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income  
Level 3 of fair value hierarchy [member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income  
Level 3 of fair value hierarchy [member] | Securities Financial Treasury Bills [Member]    
IfrsStatementLineItems [Line Items]    
Fair value through other comprehensive income