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v3.25.1

Nature of business and future operations (Details) | Mar. 31, 2025 USD ($) numberOfSegments
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Cash | $ 112,700,000
Long-term debt | $ 0
Pending Litigation | Moderna And Pfizer/BioNTech |
Gain Contingencies [Line Items] |
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