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Collaborative Agreement, Awarded Amount

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Collaborative Agreement, Awarded Exercised Amount

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Collaborative Agreement, Awarded Option Amount

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Collaborative Agreement, Expenses To Reimburse

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Collaborative Arrangement, Term

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Deferred Grant Funding, From Affiliate

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Grant Proceeds Received

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Proceeds From Sub-Grant

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For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

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Carrying amount as of the balance sheet date of obligations due all related parties.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Carrying amount as of the balance sheet date of expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods with the passage of time or when a triggering event occurs.

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Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Related Party Transactions (Details) - USD ($) $ in Thousands	1 Months Ended		12 Months Ended
	Nov. 30, 2016	Mar. 31, 2016	Dec. 31, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Agreement amended amount			$ 13,500
Awarded option amount				$ 6,000
Awarded exercised amount			3,300
Director
Related Party Transaction [Line Items]
Grant proceeds received			$ 3,000	$ 1,900
Available-for-sale Securities \| Plumbline Life Sciences
Related Party Transaction [Line Items]
Percentage of ownership			18.90%	19.70%
PLS (affiliated entity)
Related Party Transaction [Line Items]
Number of shares owned (in shares)			597,808
Revenue from related parties			$ 245	$ 1,400
Accounts receivable			25	67
The Wistar Institute
Related Party Transaction [Line Items]
Accounts receivable			2,600	425
Expenses to reimburse		$ 3,100
Term		5 years
Proceeds from sub-grant	$ 6,100
Awarded amount				10,700
Operating expenses related to affiliated entity			2,900	2,300
Due to related parties			548	643
Deferred grant funding from affiliate			37
Prepaid expense				$ 261
Director
Related Party Transaction [Line Items]
Expenses to reimburse			$ 1,900
Term			2 years