Operating Leases - ROU asset and operating lease liability (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
ROU asset	$ 40,003	$ 29,421
Operating lease liability	$ 41,688	$ 31,072
Operating lease, weighted average remaining lease term (in years)	5 years 1 month 6 days	5 years 4 months 24 days
Operating lease, weighted average discount rate (percent)	1.80%	1.60%