Employee Benefit Plans - Components of Net Periodic Postretirement Benefit Cost (Details) - Other postretirement benefits - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Service cost, benefits attributed for service of active employees for the period	$ 72	$ 91	$ 104
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Pension and Other Postretirement Benefits Cost (Reversal of Cost)	Pension and Other Postretirement Benefits Cost (Reversal of Cost)	Pension and Other Postretirement Benefits Cost (Reversal of Cost)
Interest cost on the accumulated postretirement benefit obligation	$ 206	$ 119	$ 99
Amortization of actuarial gain	(193)	(48)
Net periodic postretirement benefit cost	$ 85	$ 162	$ 203