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Commitments and Contingencies - Additional Information (Detail) $ in Thousands, R$ in Millions |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Feb. 06, 2020 USD ($) | Feb. 06, 2020 BRL (R$) | Dec. 31, 2020 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Commitments And Contingencies [Line Items] |  |  |  |  |
Provision for transition tax |  |  |  | $ 37,200 | $ 40,300
Measurement period adjustment to reduce transition tax |  |  |  | $ (3,100) |
Transition tax, unpaid |  |  | $ 28,039 |  |
Maximum amount frozen in Brazilian subsidiary bank accounts | $ 2,300 | R$ 10.0 |  |  |
Convertible Senior Notes due 2025 |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |
Debt instrument, maturity date |  |  | Dec. 15, 2025 |  |
Other Long-term Liabilities |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |
Transition tax, unpaid |  |  | $ 25,100 |  |
Accounts Payable, Accrued Expenses and Operating Lease Liabilities |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |
Transition tax, unpaid |  |  | $ 3,000 |  |

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