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Derivative Financial Instruments - Disclosure of Detailed Information About Derivative Instruments (Detail) $ in Thousands | Dec. 31, 2019 USD ($)
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Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Notional amount | $ 103,300
January 1 - December 31, 2020 [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Notional amount | 84,200
January 1 - April 30, 2021 [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
Notional amount | $ 19,100
Purchased call options [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
weighted average USD:BRL rates | 4.03
Purchased call options [member] | January 1 - December 31, 2020 [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
weighted average USD:BRL rates | 4.03
Purchased call options [member] | January 1 - April 30, 2021 [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
weighted average USD:BRL rates | 4.07
Written put options [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
weighted average USD:BRL rates | 4.41
Written put options [member] | January 1 - December 31, 2020 [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
weighted average USD:BRL rates | 4.39
Written put options [member] | January 1 - April 30, 2021 [member] |
Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [line items] |
weighted average USD:BRL rates | 4.51

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