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Equity Method Investment - Additional Information (Details) - USD ($) $ / shares in Units, shares in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Dec. 02, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | [1] | Sep. 30, 2025 | Sep. 30, 2024 | [1]
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity method investment dividends or distributions |  |  |  | $ 20,000,000 |
Equity method investment dividends or distributions per unit |  | $ 1 |  |  |
Research and development expenses |  | $ 27,252,000 | $ 35,031,000 | 87,618,000 | $ 92,163,000
Other income |  | $ (121,000) | $ (120,000) | $ 405,000 | $ (255,000)
Huntsville Manufacturing Facility |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Common unit, price per unit |  | $ 1 |  | $ 1 |
Percentage of the common units outstanding |  |  |  | 100.00% |
Huntsville Manufacturing Facility | Stock Appreciation Rights (SARs) |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Shares issued |  | 8.2 |  | 8.2 |
Shares reserved for issuance |  | 11.3 |  | 11.3 |
Gannet BioChem |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Fair value of investment | $ 12,200,000 |  |  |  |
Minimum purchase commitments |  | $ 0 |  | $ 0 |
Purchases made |  | 0 |  | $ 0 |
Gannet BioChem | Huntsville Manufacturing Facility |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Common units owned | 20.0 |  |  | 20.0 |
Services Agreements | Gannet BioChem |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Agreement term |  |  |  | 2 years |
Research and development expenses |  | 400,000 |  | $ 1,200,000 |
Other income |  | 200,000 |  | 1,100,000 |
Net accounts receivable |  | 200,000 |  | 200,000 |
Net payable |  | $ 300,000 |  | $ 300,000 |
Asset Acquisition By Ampersand Capital Partners | Huntsville Manufacturing Facility |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Preferred units owned by a related party |  |  |  | 81.5 |
Preferred unit, price per unit owned by related party |  | $ 1 |  | $ 1 |
Percentage of the preferred units owned by related party outstanding | 100.00% |  |  |  |
Percentage of preferred units outstanding |  | 99.70% |  | 99.70% |
Asset Acquisition By Ampersand Capital Partners | Huntsville Manufacturing Facility | Stock Appreciation Rights (SARs) |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Share issued base value |  | $ 1 |  | $ 1 |
Asset Acquisition By Ampersand Capital Partners | Asset Purchase Agreement | Huntsville Manufacturing Facility |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Consideration in cash, net of transaction costs | $ 64,700,000 |  |  |  |
[1] | All share and per share amounts have been retrospectively adjusted to reflect a one-for-fifteen reverse stock split (see Note 6).

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