Share based compensation - Recognition of stock-based compensation (Details) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2021 |
Dec. 31, 2020 |
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| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
| Stock-based compensation expense allocated | $ 7,785 | $ 730 |
| Unrecognized compensation costs expected to be recognized | 6,600 | |
| General and Administrative Expense [Member] | ||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
| Stock-based compensation expense allocated | 6,500 | 332 |
| Research and Development Expense [Member] | ||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
| Stock-based compensation expense allocated | $ 1,285 | $ 398 |
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- Definition The total amount of shared-based compensation expense as of the end of the period expected to be recognized in the future. No definition available.
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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