v3.25.4
Accounts Payable and Accrued Liabilities
 12 Months Ended
Dec. 31, 2025
Accounts Payable and Accrued Liabilities [Abstract]  
Accounts Payable and Accrued Liabilities [Text Block] ACCOUNTS PAYABLE AND ACCRUED LIABILITIES
Components of accounts payable and accrued liabilities follow (in millions):
December 31,
20252024
Trade payables$10.0 $5.8 
Compensation and employee benefits16.6 19.9 
Postretirement health and life benefit obligations - current9.2 9.5 
Accrued interest on 2.25% Convertible Notes
1.5 1.3 
Operating lease liability1.5 1.4 
Other accrued liabilities2.8 0.9 
   Total accounts payable and accrued liabilities$41.6 $38.8