Leases - Lease Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease cost (cost resulting from lease payments)	$ 7,847	$ 8,868
Short-term lease cost	29	93
Variable lease cost (cost excluded from lease payments)	1,056	1,195
Sublease income	(624)	(658)
Net lease cost	8,308	9,498
Operating lease - operating cash flows (fixed payments)	9,528	8,666
Operating lease - operating cash flows (liability reduction)	$ 7,789	$ 6,640
Weighted average lease term - operating leases (in years) (at period end)	17 years 11 months 15 days	17 years 3 months
Weighted average discount rate - operating leases (at period end)	3.02%	3.01%
Right-of-use assets obtained in exchange for new lease liabilities - operating leases	$ 3,475	$ 8,142