Related party balances and transactions (Details 3 Text)(Details) - Banco Seguro	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Bottom of range
Disclosure of transactions between related parties [line items]
Interest rate per year based on the CDI	104.00%	107.00%
Top of range
Disclosure of transactions between related parties [line items]
Interest rate per year based on the CDI	106.00%	110.00%

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

No definition available.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration