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Summary of Significant Accounting Policies (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Jul. 31, 2021 | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) segment | Jun. 30, 2021 USD ($) | Jan. 01, 2022 USD ($)
Summary of Significant Accounting Policies |  |  |  |  |  |
Allowance for doubtful accounts on grants receivable |  | $ 0 |  | $ 0 |  |
Grant income |  | 6,385 | $ 4,646 | $ 12,289 | $ 9,338 |
Expected dividend yield |  |  |  | 0.00% | 0.00% |
Number of operating segments | segment |  |  |  | 1 |  |
Stock split ratio | 0.3092 |  |  |  |  |
Right-of-use assets |  | 539 |  | $ 539 |  |
Operating lease liabilities |  | 565 |  | 565 |  |
Income tax expense |  | (125) |  |  |  |
ASU 2016-02 |  |  |  |  |  |
Summary of Significant Accounting Policies |  |  |  |  |  |
Right-of-use assets |  | 616 |  | 616 |  | $ 616
Operating lease liabilities |  | $ 130 |  | $ 130 |  | $ 616
Minimum |  |  |  |  |  |
Summary of Significant Accounting Policies |  |  |  |  |  |
Useful life of property and equipment |  |  |  | 5 years |  |
Maximum |  |  |  |  |  |
Summary of Significant Accounting Policies |  |  |  |  |  |
Useful life of property and equipment |  |  |  | 6 years |  |

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