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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Revenue - Narrative (Details) $ in Thousands		12 Months Ended
Revenue - Narrative (Details) $ in Thousands	Jun. 22, 2021 USD ($)	Dec. 31, 2025 USD ($) financialInstrument performanceObligation	Dec. 31, 2024 USD ($)
Disaggregation of Revenue [Line Items]
Accounts receivable, net		$ 24,024	$ 15
Accounts receivable, net (less than)			100
Revenue		$ 75,388	10,120
Number of freestanding financial instruments \| financialInstrument		1
Number of combined performance obligation \| performanceObligation		1
License
Disaggregation of Revenue [Line Items]
Revenue		$ 1,070	10,120
License \| ModernaTX, Inc
Disaggregation of Revenue [Line Items]
Liabilities related to future royalties and milestones, net - non-current	$ 1,500
Commercial license payment of commercial option fee	$ 2,000
Clinical milestone achieved, amount		1,000
License \| BioNTech
Disaggregation of Revenue [Line Items]
Revenue		0	10,100
License and Options \| BioNTech
Disaggregation of Revenue [Line Items]
Remaining performance obligation, variable consideration amount		32,000
Technology Options \| BioNTech
Disaggregation of Revenue [Line Items]
Revenue		10,000
Royalty
Disaggregation of Revenue [Line Items]
Revenue		$ 0	$ 0