Financial Risk Management - Additional Information (Detail) $ in Thousands |
Dec. 31, 2021
USD ($)
DebtInstrument
|
Dec. 31, 2020
USD ($)
|
Dec. 31, 2019
USD ($)
|
Dec. 31, 2018
USD ($)
|
|---|---|---|---|---|
| Financial Risks Management [Abstract] | ||||
| Number of floating-rate debt instruments | DebtInstrument | 0 | |||
| Cash and cash equivalents | $ 54,734 | $ 31,183 | $ 69,370 | $ 138,640 |
| Other receivables | $ 3,560 | $ 397 |