v3.22.2.2
Income tax and social contribution (Details) - Schedule of key components of deferred income tax and social contribution in the balance sheets - BRL (R$)
R$ in Millions
Sep. 30, 2022
Dec. 31, 2021
Dec. 31, 2020
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets R$ 23 R$ 45  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 23 45 R$ (82)
Tax losses [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 155 167  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 155 167  
Provision for legal proceedings [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 42 59  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 42 59  
Exchange rate variation [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets  
Deferred income tax and social contribution, liabilities (16) (7)  
Deferred income tax and social contribution, net (16) (7)  
Goodwill tax amortization [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets  
Deferred income tax and social contribution, liabilities (317) (317)  
Deferred income tax and social contribution, net (317) (317)  
Fair value adjustment [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 1  
Deferred income tax and social contribution, liabilities (23)  
Deferred income tax and social contribution, net (23) 1  
Property, plant and equipment, intangible and investment properties [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 33 33  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 33 33  
Unrealized gains with tax credits [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 4  
Deferred income tax and social contribution, liabilities (28)  
Deferred income tax and social contribution, net 4 (28)  
Cash flow hedge [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets  
Deferred income tax and social contribution, liabilities (39) (26)  
Deferred income tax and social contribution, net (39) (26)  
Lease net of right of use [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 120 150  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 120 150  
Provision for restructuring [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 12  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 12  
Provision of inventory [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 12 15  
Deferred income tax and social contribution, liabilities  
Deferred income tax and social contribution, net 12 15  
Others [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 40  
Deferred income tax and social contribution, liabilities (2)  
Deferred income tax and social contribution, net 40 (2)  
Gross deferred income tax and social contribution assets (liabilities) [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets 418 425  
Deferred income tax and social contribution, liabilities (395) (380)  
Deferred income tax and social contribution, net 23 45  
Compensation [Member]      
Deferred income tax and social contribution      
Deferred income tax and social contribution, assets (395) (380)  
Deferred income tax and social contribution, liabilities 395 380  
Deferred income tax and social contribution, net