v3.26.1
Leases (Details 1)
R$ in Thousands
Dec. 31, 2025
BRL (R$)
Nominal Value [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease R$ 339,958
Later than one year and not later than two years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 60,629
Later than two years and not later than three years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 55,431
Later than three years and not later than four years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 51,205
Later than four years and not later than five years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 45,081
Later Than Five Years And Not Later Than Six Years [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 37,340
Later Than Six Years And Not Later Than Seven Years [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 90,272
Present Value [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 234,246
L T Amazonas [Member] | Nominal Value [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 259,880
L T Amazonas [Member] | Later than one year and not later than two years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 33,754
L T Amazonas [Member] | Later than two years and not later than three years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 34,032
L T Amazonas [Member] | Later than three years and not later than four years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 34,032
L T Amazonas [Member] | Later than four years and not later than five years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 34,032
L T Amazonas [Member] | Later Than Five Years And Not Later Than Six Years [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 34,032
L T Amazonas [Member] | Later Than Six Years And Not Later Than Seven Years [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 89,998
L T Amazonas [Member] | Present Value [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 170,080
Sub Leases [Member] | Nominal Value [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 80,078
Sub Leases [Member] | Later than one year and not later than two years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 26,875
Sub Leases [Member] | Later than two years and not later than three years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 21,399
Sub Leases [Member] | Later than three years and not later than four years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 17,173
Sub Leases [Member] | Later than four years and not later than five years [member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 11,049
Sub Leases [Member] | Later Than Five Years And Not Later Than Six Years [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 3,308
Sub Leases [Member] | Later Than Six Years And Not Later Than Seven Years [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease 274
Sub Leases [Member] | Present Value [Member]  
IfrsStatementLineItems [Line Items]  
Cash receipts from lease R$ 64,166