Retirement Plans (Details) - Defined Benefit Plan [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Service cost	$ 371	$ 407	$ 739	$ 815
Interest cost	413	240	822	484
Expected return on plan assets	(245)	(199)	(484)	(404)
Recognized actuarial (gain) loss	(138)	12	(277)	24
Total defined benefit expense	$ 401	$ 460	$ 800	$ 919