Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 624.1	$ 625.8
Accounts receivable, net	942.7	648.7
Inventories, net of inventory valuation reserves	931.0	726.0
Other current assets	149.9	67.5
Total current assets	2,647.7	2,068.0
Property, plant and equipment:
Property, plant and equipment	5,811.3	5,586.9
Less: accumulated depreciation	(2,399.9)	(2,314.4)
Property, plant and equipment, net	3,411.4	3,272.5
Operating lease right-of-use assets	69.9	71.4
Goodwill	475.3	475.3
Other intangibles, net	404.2	405.7
Equity method investments	424.4	427.7
Other non-current assets	137.0	127.1
Total assets	7,569.9	6,847.7
Current liabilities:
Accounts payable	2,309.7	1,633.8
Current portion of long-term debt	9.5	9.5
Current portion of operating lease liabilities	26.3	27.2
Accrued expenses and other current liabilities	1,149.1	858.9
Total current liabilities	3,494.6	2,529.4
Non-current liabilities:
Long-term debt, net of current portion	3,173.6	3,223.6
Obligation under Inventory Intermediation Agreement	230.5	119.5
Environmental liabilities, net of current portion	30.9	31.1
Asset retirement obligations	35.1	34.0
Deferred tax liabilities	159.5	217.9
Operating lease liabilities, net of current portion	42.9	46.1
Other non-current liabilities	100.8	98.8
Total non-current liabilities	3,773.3	3,771.0
Stockholders’ equity:
Preferred stock, $0.01 par value, 10,000,000 shares authorized, no shares issued and outstanding	0.0	0.0
Common stock, $0.01 par value, 110,000,000 shares authorized, 78,793,863 shares and 77,357,447 shares issued at March 31, 2026, and December 31, 2025, respectively	0.8	0.8
Additional paid-in capital	1,274.4	1,290.9
Treasury stock, 17,575,527 shares, at cost, at March 31, 2026, and December 31, 2025, respectively	(694.1)	(694.1)
Retained earnings (deficit)	(528.6)	(311.1)
Non-controlling interests in subsidiaries	249.5	260.8
Total stockholders’ equity	302.0	547.3
Total liabilities and stockholders’ equity	$ 7,569.9	$ 6,847.7