Benefit Plans - Changes in Projected Benefit Obligation (Details) - Pension Plans - Bargaining Plan - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Beginning balance - Bargaining Plan projected benefit obligation	$ 39,177	$ 50,427
Service cost	3,996	6,586	$ 7,529
Interest cost	2,079	1,664	1,367
Plan amendments	5	154
Actuarial loss (gain)	1,652	(19,012)
Benefits paid	(786)	(642)
Ending balance - Bargaining Plan projected benefit obligation	$ 46,123	$ 39,177	$ 50,427