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v3.20.1

Risks and Financial Instruments - Sensitivity analysis of floating interest rate risk (Detail) - BRL (R$) R$ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Scenario I [member] |  |
Exposure of interest rate risk |  |
Interest effect on cash equivalents and financial investments | R$ 29.3 | R$ 32.7
Foreign exchange hedging instruments (assets in CDI) effect | 0.1 | 0.1
Interest effect on debt in DI | (44.5) | (55.0)
Interest rate hedging instruments (liabilities in CDI) effect | (39.2) | (33.7)
Incremental expenses, CDI | (54.3) | (55.9)
Interest effect on debt in TJLP | (1.2) | (1.7)
Incremental expenses, TJLP | (1.2) | (1.7)
Foreign exchange hedging instruments (assets in LIBOR) effect | 1.7 | 2.8
Interest effect on debt in LIBOR | (3.6) | (3.6)
Incremental expenses, LIBOR | (1.9) | (0.8)
Interest effect on debt in TIIE | 0.0 | (0.1)
Incremental expenses, TIIE | 0.0 | (0.1)
Interest effect on debt in SELIC | (0.3) | (0.4)
Incremental expenses, SELIC | (0.3) | (0.4)
Scenario II [member] |  |
Exposure of interest rate risk |  |
Interest effect on cash equivalents and financial investments | 73.3 | 81.7
Foreign exchange hedging instruments (assets in CDI) effect | 0.1 | 0.2
Interest effect on debt in DI | (111.2) | (137.4)
Interest rate hedging instruments (liabilities in CDI) effect | (85.6) | (73.4)
Incremental expenses, CDI | (123.4) | (128.9)
Interest effect on debt in TJLP | (3.0) | (4.2)
Incremental expenses, TJLP | (3.0) | (4.2)
Foreign exchange hedging instruments (assets in LIBOR) effect | 4.3 | 6.9
Interest effect on debt in LIBOR | (8.9) | (9.1)
Incremental expenses, LIBOR | (4.6) | (2.2)
Interest effect on debt in TIIE | 0.0 | (0.3)
Incremental expenses, TIIE | 0.0 | (0.3)
Interest effect on debt in SELIC | (0.6) | (1.0)
Incremental expenses, SELIC | (0.6) | (1.0)
Scenario III [member] |  |
Exposure of interest rate risk |  |
Interest effect on cash equivalents and financial investments | 146.5 | 163.3
Foreign exchange hedging instruments (assets in CDI) effect | 0.3 | 0.5
Interest effect on debt in DI | (222.3) | (274.9)
Interest rate hedging instruments (liabilities in CDI) effect | (162.9) | (139.6)
Incremental expenses, CDI | (238.4) | (250.7)
Interest effect on debt in TJLP | (6.1) | (8.3)
Incremental expenses, TJLP | (6.1) | (8.3)
Foreign exchange hedging instruments (assets in LIBOR) effect | 8.6 | 13.9
Interest effect on debt in LIBOR | (17.8) | (18.1)
Incremental expenses, LIBOR | (9.2) | (4.2)
Interest effect on debt in TIIE | 0.0 | (0.5)
Incremental expenses, TIIE | 0.0 | (0.5)
Interest effect on debt in SELIC | (1.3) | (2.0)
Incremental expenses, SELIC | R$ (1.3) | R$ (2.0)

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