Summary of significant accounting policies (Details Textuals 1) - Zetta Health Analytics SA	8 Months Ended
Aug. 31, 2022 BRL (R$)
Disclosure of detailed information about business combination [line items]
Contingent purchase price payable date	April 1, 2025
Contingent consideration milestone condtion	certain metrics related to accumulated gross sales
Preliminary goodwill recognized amounts	R$ 48,742

The description of the basis for determining the amount of the payment for contingent consideration arrangements and indemnification assets.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 3
-IssueDate 2022-03-24
-Paragraph B64
-Subparagraph g
-Clause ii
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-URIDate 2022-03-24

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- Definition

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.

+ References

No definition available.

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- Definition

The amount recognised as of the business combination's acquisition date for goodwill. [Refer: Goodwill; Business combinations [member]]

+ References

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-Name IFRS
-Number 3
-IssueDate 2022-03-24
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- Definition

Represents the contingent purchase price payable date.

+ References

No definition available.

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