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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).