Retirement Plans - Schedule of Net Pension Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Components of net pension cost
Service cost - benefits earned during the year	$ 127	$ 218	$ 347	$ 474
Interest costs on projected benefit obligations	376	366	775	738
Expected return on plan assets	(585)	(589)	(1,170)	(1,179)
Expected administrative expenses	36	27	73	54
Amortization of unrecognized net gain	(365)	(186)	(638)	(345)
Net periodic pension income	$ (411)	$ (164)	$ (613)	$ (258)