v3.22.2.2
Financial instruments (Details) - Schedule of debt weighted average - BRL (R$)
R$ in Millions
 9 Months Ended
Sep. 30, 2022
Dec. 31, 2021
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Current assets R$ 17 R$ 4
Non-current assets 105 28
Current liabilities 833 613
Non-current liabilities R$ 11,302 7,420
Debentures and Promissory Notes [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 1.55% per year  
Total current R$ 532 194
Weighted average rate CDI + 1.46% per year  
Total non-current R$ 10,144 6,329
Derivative Financial Instruments [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total non-current 11,197 7,392
Total 12,013 8,001
Debentures and Promissory Notes [Member] | Borrowing Costs [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current (22) (14)
Total non-current (80) (63)
Debentures and Promissory Notes [Member] | Total Debentures and Promissory Notes [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current 510 180
Total non-current 10,064 6,266
Borrowings and Financing in Domestic Currency [Member] | Borrowing Costs [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current R$ (4) (4)
Borrowings and Financing in Domestic Currency [Member] | Working Capital [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate TR + 9.80%  
Total current R$ 12 14
Borrowings and Financing in Domestic Currency [Member] | Working Capital One [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 1.83% per year  
Total current R$ 26 419
Borrowings and Financing in Domestic Currency [Member] | Total Domestic Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current R$ 34 429
In Foreign Currency [Member] | Working Capital [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate USD + 1.06% per year  
Total current R$ 272 1
In Foreign Currency [Member] | Total Foreign Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current 272 1
In Foreign Currency [Member] | Total of Borrowings and Financing [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current 306 430
Derivative Financial Instruments [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current R$ 816 609
Derivative Financial Instruments [Member] | Swap Contracts [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 0.86% per year  
Total current R$ (17) (4)
Derivative Financial Instruments [Member] | Swap Contracts One [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 1.35% per year  
Total current R$ 17 3
Derivative Financial Instruments [Member] | Total Derivative Financial Instruments [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total current   (1)
Working Capital [Member] | Borrowings and Financing in Domestic Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate TR + 9.80%  
Total non-current R$ 41 47
Working Capital [Member] | In Foreign Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate USD + 1.06% per year  
Total non-current   279
Working Capital One [Member] | Borrowings and Financing in Domestic Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 1.47% per year  
Total non-current R$ 1,200 800
Borrowing Costs [Member] | Borrowings and Financing in Domestic Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total non-current (3) (5)
Total Domestic Currency [Member] | Borrowings and Financing in Domestic Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total non-current 1,238 842
Total Foreign Currency [Member] | In Foreign Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total non-current   279
Total of Borrowings and Financing [Member] | In Foreign Currency [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total non-current R$ 1,238 1,121
Swap Contracts [Member] | Derivative Financial Instruments [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 0.85% per year  
Total non-current R$ (105) (28)
Swap Contracts One [Member] | Derivative Financial Instruments [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Weighted average rate CDI + 1.35% per year  
Total non-current   33
Total Derivative Financial Instruments [Member] | Derivative Financial Instruments [Member]    
Financial instruments (Details) - Schedule of debt weighted average [Line Items]    
Total non-current R$ (105) R$ 5