v3.26.1
Basis of preparation (Details)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Banco Agibank S. A. [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 95.70% 100.00%
Agibank Financeira S. A. Credito Financiamentoe Investimento [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 100.00% 100.00%
Agibank Corretorade Seguros Sociedade Simples Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.00% 99.00%
Telecontato Call Centere Telemarketing Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.40% 99.40%
Hypeflame Tecnologiae Big Data Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.96% 99.96%
Soldi Promotorade Vendas Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 100.00% 100.00%
Promil Promotorade Vendas Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 100.00% 100.00%
Agiplan Servicosde Cobranca Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 98.01% 99.00%
Neo Nucleode Excelencia Operacional Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.00% 100.00%
Agi Marketplace Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.00% 100.00%
A House Agenciade Publicidade Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.00% 100.00%
Agi Corretorade Seguros Digital Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00% 99.00% 100.00%
Fundode Investimentoem Direitos Creditorios Agibank I F I D C [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 15.45%    
Agibank Asset Management Ltda [Member]      
IfrsStatementLineItems [Line Items]      
Interest on subsidiaries 100.00%