Components of Net Periodic Benefit Cost - Net Periodic Benefit Cost (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 141	$ 157
Interest cost	947	956
Expected return on plan assets	(1,051)	(970)
Net amortization of net (gain) loss	109	188
Net Periodic Benefit Cost	146	331
Post-Retirement Health Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost	4	5
Interest cost	34	38
Net amortization of net (gain) loss	(20)	(13)
Net Periodic Benefit Cost	$ 18	$ 30