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7. MARKETABLE SECURITIES | 12 Months Ended
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Dec. 31, 2019
Disclosure of investment securities [abstract] |
MARKETABLE SECURITIES | 7. MARKETABLE SECURITIES
|  | 2019 |  |  |  | 2018 |
Investments |  |  |  |  |  |  |
Current |  |  |  |  |  |  |
Financial Notes (LFs) – Banks (1) |  | 645 |  |  |  | 435 |
Treasury Financial Notes (LFTs) (2) |  | 94 |  |  |  | 254 |
Debentures (3) |  | – |  |  |  | 11 |
Others |  | 1 |  |  |  | 4 |
|  | 740 |  |  |  | 704 |
Non–current |  |  |  |  |  |  |
Financial Notes (LFs) – Banks (1) |  | 11 |  |  |  | 109 |
Debentures |  | 2 |  |  |  | – |
|  | 13 |  |  |  | 109 |
|  | 753 |  |  |  | 813 |
(1) | Bank Financial Notes (Letras Financeiras, or LFs) are fixed– rate fixed–income securities, issued by banks and that accrued interest a percentage of the CDI rate published by Cetip. The LFs had remuneration rates varying between 101.95% and 113% of the CDI rate in 2019 (102% and 111.25% in 2018 and 102.01% to 112% in 2017).
(2) | Treasury Financial Notes (LFTs) are fixed-rate securities, their yield follows the daily changes in the Selic rate between the date of purchase and the date of maturity.
(3) | Debentures are medium and long term debt securities, which give their holders a right of credit against the issuing company. The debentures have remuneration varying from 108.25% to 113% of the CDI Rate in 2019 (104.25% to 151% of CDI in 2018 and 104.25% to 161.54% of CDI in 2017).
Note 33 provides a classification of these marketable securities. Investments in marketable securities of related parties are shown in Note 32.

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