Commitments, contingencies, and other liabilities (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) multiple	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2017 USD ($)
Other current liabilities
Lease liability		$ 6,736	$ 3,200
Total other current liabilities		6,736	3,200
Other non-current liabilities
Lease liability		40,205	17,093
Other		1,000	1,001
Total other non-current liabilities		$ 41,205	$ 18,094
Non-profit organization agreement
Other non-current liabilities
Maximum funding	$ 4,000
Funding multiple | multiple	2.6
Milestone payment liability				$ 1,000