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Business combinations - Additional Information (Details) - Ultragaz Comercial Ltda [member] - Stella GD Intermediação de Geração Distribuída de Energia Ltda [member]
R$ in Thousands, Customer in Thousands
Oct. 01, 2022
BRL (R$)
Customer
Sep. 12, 2022
BRL (R$)
Business combinations    
Number of states in which acquiree entity operates 12  
Number of minimum active customers in which acquiree entity offered energy solutions | Customer 11  
Renewable energy, electricity power distribution capacity offered to customers 75  
Total consideration paid R$ 63,000 R$ 63,000
Consideration in cash 7,560 R$ 7,600
Provisional goodwill R$ 99,679