CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 484.6	$ 853.9
Accounts receivable, net	552.5	512.0
Inventories	377.0	434.7
Other current assets	124.0	135.8
Total current assets	1,538.1	1,936.4
Property, plant and equipment	2,985.8	2,738.0
Less: accumulated depreciation and amortization	1,404.2	1,324.7
Property, plant and equipment, net	1,581.6	1,413.3
Operating lease right-of-use assets	104.5	99.2
Investments in affiliated companies	202.1	210.0
Goodwill	106.0	108.5
Intangible assets, net	10.8	15.1
Deferred income taxes	26.0	25.7
Other noncurrent assets	74.3	21.3
Total Assets	3,643.4	3,829.5
Current liabilities:
Notes payable and other current debt	0.0	134.0
Accounts payable	239.3	242.4
Accrued salaries, wages and benefits	73.5	105.9
Income taxes payable	31.5	16.6
Operating lease liabilities	17.9	17.7
Other current liabilities	188.2	155.2
Total current liabilities	550.4	671.8
Long-term debt	202.6	72.8
Deferred income taxes	20.5	12.7
Pension and other postretirement benefits	28.2	29.6
Operating lease liabilities	81.8	84.5
Deferred compensation benefits	15.4	18.6
Other long-term liabilities	62.2	58.5
Total Liabilities	961.1	948.5
Commitments and contingencies (Note 18)
Equity:
Preferred stock, 3.0 million shares authorized; 0.0 shares issued and outstanding in 2024 and 2023	0.0	0.0
Common stock, par value $0.25 per share; 200 million shares authorized; shares issued: 75.3 million in 2024 and 2023; shares outstanding: 72.3 million and 73.5 million in 2024 and 2023	18.8	18.8
Capital in excess of par value	22.1	120.2
Retained earnings	3,956.6	3,523.4
Accumulated other comprehensive loss	(258.1)	(143.8)
Treasury stock, at cost (3.0 million and 1.8 million shares in 2024 and 2023)	(1,057.1)	(637.6)
Total Equity	2,682.3	2,881.0
Total Liabilities and Equity	$ 3,643.4	$ 3,829.5