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Commitments and Contingencies - Collective Bargaining Agreements and Environmental Contingencies (Details) | 12 Months Ended
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Dec. 31, 2022 item location employee
Employees covered by collective bargaining agreements |
Collective Bargaining Agreements |
Number of Location Entity Operates | location | 52
Total employees | Employees covered by collective bargaining agreements |
Collective Bargaining Agreements |
Percentage of employees covered by collective bargaining agreements | 13.00%
Number of employees | employee | 1,900
Number of collective bargaining agreements that expire over the next five years | item | 61
Expiration period of collective bargaining agreements | 5 years
Employees covered by collective bargaining agreements that expire during 2023 |
Collective Bargaining Agreements |
Number of employees | employee | 500
Number of collective bargaining agreements that expire within one year | item | 23

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