XML 99 R90.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Related-party balances and transactions (Details) - BRL (R$)
R$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
IfrsStatementLineItems [Line Items]    
Total current R$ 266,662 R$ 261,280
Accounts receivable, noncurrent 932,308 935,272
Total receivables 1,198,970 1,196,552
Total 1,198,970 1,196,552
Liabilities 34,365,075 31,613,581
Agreement For The Installment Payment Of Sanitation Services [Member]    
IfrsStatementLineItems [Line Items]    
Accounts receivable, noncurrent 1,361 1,361
Reimbursement G E S P 2015 [Member]    
IfrsStatementLineItems [Line Items]    
Accounts receivable, noncurrent 930,947 933,911
Sanitation Services [Member]    
IfrsStatementLineItems [Line Items]    
Total 117,891 120,378
Reimbursement For Retirement And Pension Benefits Paid [Member]    
IfrsStatementLineItems [Line Items]    
Total 1,081,079 1,076,174
Interest On Capital Payable [Member]    
IfrsStatementLineItems [Line Items]    
Liabilities 420,564 420,564
Sanitation Services [Member]    
IfrsStatementLineItems [Line Items]    
Total current 167,608 169,515
Allowance For Loss [Member]    
IfrsStatementLineItems [Line Items]    
Total current (51,078) (50,498)
Monthly Flow Paymentsiiandvi [Member]    
IfrsStatementLineItems [Line Items]    
Total current 41,929 36,241
Reimbursement G E S P 2015 [Member]    
IfrsStatementLineItems [Line Items]    
Total current R$ 108,203 R$ 106,022