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Note 16 - Investment Securities - Portions of Investment Securities (Details) - BRL (R$) R$ in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Statement Line Items [Line Items] |  |  |
Debt held-to-maturity (i) | [1] | R$ 147.3 | R$ 122.0
Non-current investments securities |  | 147.3 | 122.0
Financial asset at fair value through profit or loss-held for trading |  | 13.4 | 11.9
Current investments securities |  | 13.4 | 11.9
Total |  | R$ 160.7 | R$ 133.9
[1] | The balance refers substantially to Bank Deposit Certificates - CDB linked to tax incentives and don&#8217;t have an immediate convertibility in a known amount of cash.

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