v3.25.2
CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Current assets:    
Cash and cash equivalents $ 18.9 $ 106.7
Restricted cash 3.4 3.3
Accounts and other receivables, net 347.1 291.6
Inventories, net 683.5 656.7
Prepaid expenses and other 34.7 47.0
Total current assets 1,087.6 1,105.3
Other assets:    
Restricted cash 5.4 4.7
Marketable securities 2.4 3.4
Operating lease right-of-use assets 21.5 20.6
Deferred income taxes 59.4 55.1
Goodwill 2.6 2.6
Other 30.3 27.7
Total other assets 121.6 114.1
Property and equipment:    
Land 79.1 74.2
Buildings 277.5 253.9
Equipment 1,439.4 1,306.5
Mining properties 131.8 115.8
Construction in progress 45.4 41.1
Gross property and equipment 1,973.2 1,791.5
Less accumulated depreciation and amortization 1,242.0 1,097.4
Net property and equipment 731.2 694.1
Total assets 1,940.4 1,913.5
Current liabilities:    
Current maturities of long-term debt 87.9 78.3
Accounts payable and accrued liabilities 292.9 376.3
Income taxes 9.4 22.0
Total current liabilities 390.2 476.6
Noncurrent liabilities:    
Long-term debt 501.4 429.1
Accrued pension costs 127.1 117.5
Operating lease liabilities 17.1 17.1
Deferred income taxes 23.0 24.5
Other 34.8 31.7
Total noncurrent liabilities 703.4 619.9
Stockholders' equity:    
Common stock 1.2 1.2
Additional paid-in capital 1,390.4 1,390.3
Retained deficit (213.6) (211.0)
Accumulated other comprehensive loss (331.2) (363.5)
Total stockholders' equity 846.8 817.0
Total liabilities and stockholders' equity $ 1,940.4 $ 1,913.5