Retirement Plans (Details) - Defined Benefit Plan [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract]
Service cost	$ 404	$ 435	$ 1,219	$ 1,308
Interest cost	235	212	719	638
Expected return on plan assets	(194)	(184)	(598)	(553)
Recognized actuarial loss	12	69	36	207
Total defined benefit expense	$ 457	$ 532	$ 1,376	$ 1,600