Business combinations (Details) - BRL (R$) R$ in Thousands	Dec. 31, 2025	Dec. 30, 2025	Dec. 31, 2024
The assets and liabilities arising from the acquisition [Abstract]
Liabilities	R$ 59,769,953		R$ 58,232,245
Other payables (Dividends)		R$ (184,686)

The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
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Reference 10: http://www.xbrl.org/2003/role/disclosureRef
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+ Details