v3.25.2
Accrued Liabilities (Tables)
6 Months Ended
Jun. 30, 2025
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities
Accrued liabilities consisted of the following:
June 30, 2025December 31, 2024
 
(Dollars in millions)
Accrued benefits$16.9 $28.7 
Current portion of postretirement benefit obligation1.0 1.0 
Other taxes payable12.8 10.2 
Current portion of black lung liability1.1 1.0 
Lease liabilities2.7 2.7 
Other8.7 9.0 
Total accrued liabilities$43.2 $52.6