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v3.25.0.1

Segment Reporting (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Revenue: |  |
Collaboration and license revenue | $ 38,275 | $ 26,004
Grant revenue | 638 | 0
Total revenue | 38,913 | 26,004
Operating expenses: |  |
General and administrative | 30,126 | 40,450
Net loss | (77,424) | (219,710)
Reporting Segments |  |
Revenue: |  |
Collaboration and license revenue | 38,275 | 26,004
Grant revenue | 638 | 0
Total revenue | 38,913 | 26,004
Operating expenses: |  |
Research and development employee expenses | 11,952 | 18,363
Research and development stock-based compensation expense | 3,217 | 12,985
Research and development facilities and other expenses | 10,616 | 7,148
General and administrative | 30,126 | 40,450
Impairment of long-lived assets | 7,579 | 710
Other expense, net | 33,527 | 133,294
Net loss | (77,424) | (219,710)
Reporting Segments | Legacy Selecta programs |  |
Operating expenses: |  |
Medical expenses, operating | 6,150 | 31,826
Reporting Segments | Descartes-08 for MG |  |
Operating expenses: |  |
Medical expenses, operating | 12,142 | 343
Reporting Segments | Early stage programs |  |
Operating expenses: |  |
Medical expenses, operating | $ 1,028 | $ 595

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