Commitments and Contingencies - Collective Bargaining Agreements and Environmental Contingencies (Details)	12 Months Ended
	Dec. 31, 2024 location employee item
Environmental Contingencies
Ownership interest in domestic subsidiaries (as a percent)	100.00%
Employees covered by collective bargaining agreements
Collective Bargaining Agreements
Number of Location Entity Operates | location	48
Total employees | Employees covered by collective bargaining agreements
Collective Bargaining Agreements
Percentage of employees covered by collective bargaining agreements	12.00%
Number of employees | employee	1,920
Number of collective bargaining agreements that expire over the next five years	56
Expiration period of collective bargaining agreements	5 years
Employees covered by collective bargaining agreements that expire during 2025
Collective Bargaining Agreements
Number of collective bargaining agreements that expire within one year	21
Employees covered by collective bargaining agreements that expire during 2025 | Employees covered by collective bargaining agreements
Collective Bargaining Agreements
Percentage of employees covered by collective bargaining agreements	4.00%