Income taxes - Change in Valuation Allowance (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Valuation allowance, beginning | $ 59,172 | |
| Increase in valuation allowance | 20,329 | $ 16,961 |
| Foreign currency translation adjustments | 2,897 | 1,435 |
| Valuation allowance, ending | 82,398 | 59,172 |
| Net loss | ||
| Increase in valuation allowance | 23,025,000 | |
| Other comprehensive loss | ||
| Increase in valuation allowance | 2,696,000 | |
| Previously Reported | ||
| Valuation allowance, beginning | $ 59,172 | 40,776 |
| Valuation allowance, ending | $ 59,172 | |
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- Definition Amount of decrease in the valuation allowance for a foreign currency translation adjustments, deferred tax asset. No definition available.
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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