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Deferred Revenue - Deferred revenue in subsidiaries (Detail) - BRL (R$)
R$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Summary of deferred revenue [line items]    
Deferred income R$ 5,625 R$ 18,282
Current 5,625 18,282
‘am/pm’ and Jet Oil franchising upfront fee [member]    
Summary of deferred revenue [line items]    
Deferred income 420 814
Loyalty program “Km de Vantagens” [member]    
Summary of deferred revenue [line items]    
Deferred income 5,205 15,424
Loyalty program “Clube Extrafarma” [member]    
Summary of deferred revenue [line items]    
Deferred income R$ 2,044