Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Cash and cash equivalents	$ 79.6	$ 167.3
Receivables, net of allowance of $16.0 and $15.6	323.5	227.6
Income tax receivable	7.8	5.4
Raw materials and supplies	423.6	278.4
Work in process	164.2	91.6
Finished goods	41.6	62.9
Inventories:	629.4	432.9
Restricted cash, including partially-owned subsidiaries of $74.4 and $58.6	214.7	135.1
Property, plant, and equipment, at cost, including partially-owned subsidiaries of $1,917.6 and $1,927.7	9,272.6	9,105.6
Less accumulated depreciation, including partially-owned subsidiaries of $599.0 and $568.4	2,385.8	2,258.7
Property, Plant and Equipment, Net	6,886.8	6,846.9
Goodwill	195.9	154.2
Other assets	386.6	266.5
Total assets	8,724.3	8,235.9
Accounts payable	287.5	206.4
Accrued liabilities	261.0	307.4
Debt and Lease Obligation	624.1	398.7
Debt:	5,607.6	5,170.6
Deferred income taxes	1,134.7	1,106.8
Other liabilities	163.9	147.9
Total liabilities	7,454.7	6,939.1
Preferred stock – 1.5 shares authorized and unissued	0.0	0.0
Common stock – shares authorized at December 31, 2022 and 2021 – 400.0; shares issued and outstanding at December 31, 2022 – 81.1; at December 31, 2021 – 83.3	0.8	0.8
Capital in excess of par value	0.0	0.0
Retained earnings	992.6	1,046.6
Accumulated other comprehensive income (loss)	19.7	(17.0)
Treasury stock – shares at December 31, 2022 – 0.0; at December 31, 2021 – 0.0	0.7	0.6
Stockholders' Equity Attributable to Parent	1,012.4	1,029.8
Noncontrolling interest	257.2	267.0
Total stockholders' equity	1,269.6	1,296.8
Total liabilities and stockholders' equity	8,724.3	8,235.9
Wholly Owned Subsidiaries [Member]
Long-Term Debt, Non-recourse	3,800.7	3,555.8
Partially-Owned Subsidiaries [Member]
Property, plant, and equipment, at cost, including partially-owned subsidiaries of $1,917.6 and $1,927.7	1,917.6	1,927.7
Less accumulated depreciation, including partially-owned subsidiaries of $599.0 and $568.4	599.0	568.4
Long-Term Debt, Non-recourse	$ 1,182.8	$ 1,216.1