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Employee Benefit Plans
3 Months Ended
Mar. 31, 2025
Compensation Related Costs [Abstract]  
Employee Benefit Plans Employee Benefit Plans
The components of net periodic benefit cost other than the service cost component for black lung are included in the line item Miscellaneous expense, net in the Condensed Consolidated Statements of Operations.
Pension

The following table details the components of the net periodic benefit cost for pension obligations:
Three Months Ended March 31,
20252024
Interest cost$5,805 $5,749 
Expected return on plan assets(4,920)(5,742)
Amortization of net actuarial loss 378 298 
Net periodic benefit cost$1,263 $305 

The Company expects to pay $16,516 in minimum required contributions to the pension plan in 2025.

Black Lung

The following table details the components of the net periodic benefit cost for black lung obligations:
Three Months Ended March 31,
20252024
Service cost$535 $601 
Interest cost1,463 1,307 
Expected return on plan assets(13)(13)
Amortization of net actuarial loss1,076 721 
Net periodic benefit cost$3,061 $2,616