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Collaborative Agreements (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2019	Dec. 31, 2018
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue from collaborative arrangement	$ 0	$ 0	$ 65,343	$ 100,762
ApolloBio | Collaborative Arrangement, Product
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Additional revenue to be achieved			$ 20,000,000.0
Royalty period (in years)			10 years
Revenue from collaborative arrangement	0	0	$ 65,000	101,000
Coalition for Epidemic Preparedness Innovations | Collaborative Arrangement, Product | Lassa Fever and MERS Vaccine
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Collaborative agreement, funding to be received			$ 56,000,000
Collaborative agreement, period to receive funding for research and development (in years)			5 years
Collaborative agreement, funding received	$ 0	1,600,000	$ 0	1,600,000
Bill and Melinda Gates Foundation | Collaborative Arrangement, Product | DNA-Encoded Monoclonal Antibody Technology
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Collaborative agreement, funding received		$ 0		$ 39,000	$ 1,100,000	$ 2,200,000

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