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Segment Reporting - Summary of Company's segment information (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2026 | Mar. 31, 2025
ExternalProgramExpensesForProductCandidatesAbstract |  |  |
Total External Program Expenses For Product Candidates |  | $ 3,363 | $ 4,802
Non Program Specific Expenses | [1] | 3,015 | 2,675
Personnel-related expenses (including non-cash stock-based compensation) | [2] | 9,526 | 14,793
Depreciation |  | 1,342 | 1,680
Professional services and consulting fees |  | 1,693 | 2,264
Facilities And Infrastructure Expenses |  | 1,781 | 2,226
Other Segment Expense | [3] | 850 | 1,445
Interest income |  | (1,342) | (1,683)
Other Expense, Net | [4] | 16 | 12
Income tax provision |  | 0 | 0
Segment net loss |  | (20,244) | (28,214)
ADI Zero Zero One Expenses [Member] |  |  |
ExternalProgramExpensesForProductCandidatesAbstract |  |  |
Total External Program Expenses For Product Candidates |  | 2,046 | 3,368
ADI Two Seven Zero Expenses [Member] |  |  |
ExternalProgramExpensesForProductCandidatesAbstract |  |  |
Total External Program Expenses For Product Candidates |  | 369 | 68
ADI Two One Two Expenses [Member] |  |  |
ExternalProgramExpensesForProductCandidatesAbstract |  |  |
Total External Program Expenses For Product Candidates |  | $ 948 | $ 1,366
[1] | Relates to platform research and development expenses which are not attributed to specific programs.
[2] | Relates to personnel-related expenses including non-cash stock-based compensation for the three months ended March 31, 2026 and 2025 of $1.3 million and $3.2 million, respectively.
[3] | Relates to other expenses primarily for software subscriptions and licenses, office expenses, travel and entertainment, director compensation and recruiting fees.
[4] | Consists of interest expense and other expenses.

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