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Basis of Presentation and Summary of Significant Accounting Policies - Accounting for Share-Based Compensation (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Basis of Presentation |  |  |  |
Share-based compensation expense | $ 11,060 | $ 7,207 | $ 18,394 | $ 13,138
SBC - Research and development expenses |  |  |  |
Basis of Presentation |  |  |  |
Share-based compensation expense | 928 | 2,016 | 1,606 | 3,723
SBC - General and administrative expenses |  |  |  |
Basis of Presentation |  |  |  |
Share-based compensation expense | $ 10,132 | $ 5,191 | $ 16,788 | $ 9,415

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- Definition Amount, after tax, of expense for award under share-based payment arrangement. + References No definition available. + Details
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