Leases - Lease costs and other lease information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Lease costs
Operating lease cost	$ 354	$ 414	$ 935	$ 825
Variable lease cost	474	150	699	363
Short-term lease cost	39	43	82	88
Finance lease cost
Interest on lease liabilities		1		5
Amortization of right-of-use assets		29		58
Sublease Income	(60)	(59)	(119)	(116)
Net lease cost	807	578	1,597	1,223
Cash paid for amounts included in the measurement of lease liabilities operating cash flows from operating leases	474	$ 393	953	$ 784
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 2,029		$ 2,286