Leases - Components of Lease Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Operating lease costs
Single lease costs	$ 3,486	$ 4,299	$ 4,154
Variable lease costs	1,280	2,159	1,910
Sublease income:
Sublease income	(165)	(1,976)	(1,900)
Total operating lease costs	$ 4,601	$ 4,482	$ 4,164