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16. INVESTMENTS (Details 8) - Centroeste [member] R$ in Millions | Dec. 31, 2020 BRL (R$)
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Disclosure of detailed information about business combination [line items] |
Cash consideration paid for 49% of the equity of Centroeste | R$ 45
Previously held interest, valued at fair value on the acquisition date | 61
Bargain purchase | 14
Total | R$ 120

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