CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 898.6	$ 894.3
Accounts receivable, net	519.1	507.4
Inventories	431.8	414.8
Other current assets	122.8	103.0
Total current assets	1,972.3	1,919.5
Property, plant and equipment	2,607.1	2,386.6
Less: accumulated depreciation and amortization	1,295.5	1,228.3
Property, plant and equipment, net	1,311.6	1,158.3
Operating lease right-of-use assets	96.8	104.4
Investments in affiliated companies	195.4	204.9
Goodwill	106.8	107.3
Intangible assets, net	15.7	18.4
Deferred income taxes	17.3	65.6
Other noncurrent assets	38.8	38.4
Total Assets	3,754.7	3,616.8
Current liabilities:
Notes payable and other current debt	55.2	2.2
Accounts payable	219.8	215.4
Accrued salaries, wages and benefits	90.5	76.8
Income taxes payable	15.0	24.8
Operating lease liabilities	16.5	16.0
Other current liabilities	136.5	183.8
Total current liabilities	533.5	519.0
Long-term debt	152.1	206.7
Deferred income taxes	16.5	14.3
Pension and other postretirement benefits	28.4	28.2
Operating lease liabilities	83.0	93.0
Deferred compensation benefits	17.9	19.1
Other long-term liabilities	55.1	51.6
Total Liabilities	886.5	931.9
Commitments and contingencies (Note 17)
Equity:
Preferred stock, 3.0 million shares authorized; 0 shares issued and outstanding	0.0	0.0
Common stock, par value $0.25 per share; 200.0 million shares authorized; shares issued: 75.3 million and 75.3 million, respectively; shares outstanding: 74.0 million and 74.1 million, respectively	18.8	18.8
Capital in excess of par value	122.6	232.2
Retained earnings	3,415.9	2,987.8
Accumulated other comprehensive loss	(223.0)	(183.0)
Treasury stock, at cost (1.3 million and 1.2 million shares, respectively)	(466.1)	(370.9)
Total Equity	2,868.2	2,684.9
Total Liabilities and Equity	$ 3,754.7	$ 3,616.8