Benefit Plans - Funded Status, Postretirement Benefits (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Noncurrent liabilities	$ (60,614)	$ (60,323)
Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	(3,214)	(3,177)
Noncurrent liabilities	(60,614)	(52,122)
Total liability - Bargaining Plan	$ (63,828)	$ (55,299)