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v3.19.1

5. Risk Management (Details 1) - BRL (R$) R$ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings |  | R$ 9,218,759 |  | R$ 8,713,260
CDI |  |  |  |
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings | [1] | 1,250,000 |  | 1,144,391
TR |  |  |  |
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings | [2] | 1,637,290 |  | 1,574,564
IPCA |  |  |  |
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings | [3] | 1,614,595 |  | 1,699,747
TJLP |  |  |  |
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings | [4] | 1,322,854 |  | 1,354,987
LIBOR |  |  |  |
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings |  | 3,259,295 | [5] | 2,814,399
Interest and charges |  |  |  |
SummaryOfBorrowingsLineItems [Line Items] |  |  |  |
Borrowings |  | R$ 134,725 |  | R$ 125,172
[1] | CDI - (Certificado de Deposito Interbancario), an interbank deposit certificate
[2] | TR - Interest Benchmark Rate
[3] | IPCA - (Indice Nacional de Precos ao Consumidor Amplo), a consumer price index
[4] | TJLP - (Taxa de Juros a Longo Prazo), a long-term interest rate index
[5] | LIBOR - London Interbank Offered Rate

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