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Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
License revenue
Related Party Transactions
Revenue from related party transactions	$ 500	$ 15,000
Shareholder of Oxford Sciences Innovation Plc
Related Party Transactions
Related party expenses	98	193
Shareholder, the University of Oxford
Related Party Transactions
Due to related party		0	$ 0
Oxford University Innovation Limited
Related Party Transactions
Due to related party	800		$ 5,500
Oxford University Innovation Limited \| License revenue
Related Party Transactions
Revenue from related party transactions	500	15,000
Lease of a laboratory and office space in Oxford \| Shareholder Of Oxford Sciences Enterprises Plc
Related Party Transactions
Related party expenses	0	74
Income from related party transactions		55
Refund received		129
Clinical study costs \| Shareholder, the University of Oxford
Related Party Transactions
Related party expenses	$ 0	$ 1