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Income Tax - Reconciliation of Beginning and Ending Amounts of Uncertain Tax Position (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure Of Change In Uncertain Tax Positions [Abstract] |  |  |
Beginning balance | $ 339 | $ 451 | $ 674
Decrease due to lapses in statute of limitations | (312) | (144) | (215)
Exchange difference | 1 | 32 | (8)
Ending balance | $ 28 | $ 339 | $ 451

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- Definition Exchange differences uncertain tax position. + References No definition available. + Details
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- Definition Increase (decrease) lapses in statute of limitations. + References No definition available. + Details
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- Definition Uncertain tax positions. + References No definition available. + Details
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