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Related Party Transactions (Details) - USD ($)	1 Months Ended		3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2022	Mar. 31, 2016	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Revenue from related parties			$ 225,971	$ 784,395	$ 340,914	$ 983,469
Collaborative agreement, amended amount							$ 13,600,000
Research and development expenses			$ 23,743,970	56,464,885	$ 53,920,481	112,443,496
Plumbline Life Sciences
Related Party Transaction [Line Items]
Investment owned (in shares)			597,808		597,808
Non-controlling interest			18.70%		18.70%
Revenue under collaborative research and development arrangements with affiliated entities
Related Party Transaction [Line Items]
Revenue from related parties			$ 0	6,000	$ 0	15,000
Director
Related Party Transaction [Line Items]
Expenses to reimburse		$ 3,100,000
Term		5 years
Contra-research and development expense			179,000	3,900,000	390,000	5,400,000
The Wistar Institute
Related Party Transaction [Line Items]
Accounts receivable	$ 9,900,000		5,000,000		5,000,000
Awarded amount	1,200,000							$ 10,700,000
Awarded option amount	5,400,000						$ 1,600,000
Research and development expenses			510,000	$ 444,000	932,000	$ 626,000
Accounts payable and accrued liabilities, current	1,200,000		1,700,000		1,700,000
Deferred grant funding, from affiliate			44,000		44,000
Prepaid balance			12,000		12,000
Plumbline Life Sciences
Related Party Transaction [Line Items]
Accounts receivable	$ 59,000		$ 59,000		$ 59,000

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