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v3.25.3

Subsequent Event (Details) $ / shares in Units, $ in Thousands |  |  |  |  | 9 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Oct. 14, 2025 USD ($) $ / shares | Oct. 08, 2025 USD ($) | Jul. 24, 2025 USD ($) | Apr. 18, 2025 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Oct. 01, 2025 USD ($)
Subsequent Event [Line Items] |  |  |  |  |  |  |
Prepayment premium and fees on Pharmakon term loan |  |  |  |  | $ 3,802 | $ 0 |
Pharmakon Advisors, LP | Line of Credit |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Prepayment premium and fees on Pharmakon term loan |  |  | $ 50,000 | $ 75,000 |  |  |
Prepayment premium |  |  | 1,500 | 2,250 |  |  |
Interest expense |  |  | $ 376 | $ 424 |  |  |
Disposal Group, Held-for-Sale, Not Discontinued Operations | BioCryst Ireland | Forecast |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Upfront consideration to be received |  |  |  |  |  |  | $ 250,000
Contingent consideration to be received |  |  |  |  |  |  | 14,000
Royalty release fee |  |  |  |  |  |  | $ 15,000
Subsequent Event | Astria |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Conversion ratio | 0.59 |  |  |  |  |  |
Price per share (in usd per share) | $ / shares | $ 8.55 |  |  |  |  |  |
Subsequent Event | Pharmakon Advisors, LP | Line of Credit |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Prepayment premium and fees on Pharmakon term loan |  | $ 198,704 |  |  |  |  |
Prepayment premium |  | 5,961 |  |  |  |  |
Interest expense |  | $ 485 |  |  |  |  |
Subsequent Event | Blackstone | Line of Credit | Secured Debt |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Debt instrument, face amount | $ 550 |  |  |  |  |  |
Proceeds from issuance of long-term debt | 350 |  |  |  |  |  |
Maximum aggregate principal amount | 50 |  |  |  |  |  |
Subsequent Event | Blackstone | Line of Credit | Unsecured Debt |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Maximum aggregate principal amount | $ 150 |  |  |  |  |  |

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