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v3.25.1

Variable Interest Entity (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
ASSETS |  |
Cash and cash equivalents | $ 44.9 | $ 32.9
Accounts receivable - net | 108.9 | 75.8
Non-trade receivables | 0.0 | 13.2
Inventories | 542.2 | 539.0
Prepaid and other current assets | 25.6 | 28.3
Total current assets | 821.9 | 802.8
Property, plant and equipment - net | 972.2 | 978.3
Other assets | 69.3 | 87.9
Total assets | 1,954.5 | 1,939.4
LIABILITIES |  |
Accounts payable, trade | 201.7 | 187.3
Accrued compensation and benefits | 40.6 | 49.8
Accrued and other current liabilities | 36.6 | 42.0
Total current liabilities | 447.4 | 463.7
Accrued benefits costs - less current portion | 129.3 | 130.4
Other liabilities | 95.7 | 92.6
Asset retirement obligations - less current portion | 64.4 | 61.5
Total noncurrent liabilities | 816.4 | 813.0
Variable Interest Entity, Primary Beneficiary |  |
ASSETS |  |
Cash and cash equivalents | 43.3 | 17.4
Accounts receivable - net | 1.1 | 1.1
Non-trade receivables | 0.0 | 13.1
Inventories | 90.6 | 109.8
Prepaid and other current assets | 1.9 | 2.0
Total current assets | 136.9 | 218.5
Property, plant and equipment - net | 40.5 | 232.1
Other assets | 10.8 | 23.1
Total assets | 188.2 | 473.7
LIABILITIES |  |
Accounts payable, trade | 35.7 | 39.1
Accrued compensation and benefits | 5.4 | 8.5
Accrued and other current liabilities | 3.2 | 7.2
Total current liabilities | 59.3 | 104.4
Accrued benefits costs - less current portion | 0.0 | 17.7
Other liabilities | 62.7 | 66.7
Asset retirement obligations - less current portion | 10.8 | 35.0
Total noncurrent liabilities | 73.5 | 119.4
TOTAL LIABILITIES | 132.8 | 223.8
Variable Interest Entity, Primary Beneficiary | Related Party |  |
ASSETS |  |
Due from affiliates | 0.0 | 75.1
LIABILITIES |  |
Due to affiliates | $ 15.0 | $ 49.6

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