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Income Taxes- Expiration period for unrecognized deferred tax assets (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($)
IFRS Statement [Line Items] |
Unrecognized deferred tax assets | $ 50,610
Taiwan [Member] | Expiration Year 2022 To 2026 [Member] |
IFRS Statement [Line Items] |
Deductible amount | 103,870
Unrecognized deferred tax assets | $ 20,774
Expiration year | 2022~2026
Taiwan [Member] | Expiration Year 2027 To 2031 [Member] |
IFRS Statement [Line Items] |
Deductible amount | $ 107,909
Unrecognized deferred tax assets | $ 21,582
Expiration year | 2027~2031
Hong Kong [Member] |
IFRS Statement [Line Items] |
Deductible amount | $ 1,818
Unrecognized deferred tax assets | $ 150
Expiration year | Indefinitely
U.S. [Member] | Expiration Year 2024 To 2041 [Member] |
IFRS Statement [Line Items] |
Deductible amount | $ 12,451
Unrecognized deferred tax assets | $ 3,510
Expiration year | 2024~2041
Israel [Member] |
IFRS Statement [Line Items] |
Deductible amount | $ 19,975
Unrecognized deferred tax assets | $ 4,594
Expiration year | Indefinitely

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