CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 796.3	$ 894.3
Accounts receivable, net	534.4	507.4
Inventories	449.4	414.8
Other current assets	94.1	103.0
Total current assets	1,874.2	1,919.5
Property, plant and equipment	2,543.3	2,386.6
Less: accumulated depreciation and amortization	1,282.0	1,228.3
Property, plant and equipment, net	1,261.3	1,158.3
Operating lease right-of-use assets	99.2	104.4
Investments in affiliated companies	202.8	204.9
Goodwill	108.0	107.3
Intangible assets, net	16.8	18.4
Deferred income taxes	67.0	65.6
Other noncurrent assets	40.3	38.4
Total Assets	3,669.6	3,616.8
Current liabilities:
Notes payable and other current debt	2.2	2.2
Accounts payable	218.0	215.4
Accrued salaries, wages and benefits	85.4	76.8
Income taxes payable	26.7	24.8
Operating lease liabilities	16.2	16.0
Other current liabilities	163.1	183.8
Total current liabilities	511.6	519.0
Long-term debt	205.6	206.7
Deferred income taxes	15.4	14.3
Pension and other postretirement benefits	27.3	28.2
Operating lease liabilities	87.3	93.0
Deferred compensation benefits	20.6	19.1
Other long-term liabilities	55.1	51.6
Total Liabilities	922.9	931.9
Commitments and contingencies
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; shares outstanding: 73.9 million and 74.1 million	18.8	18.8
Capital in excess of par value	158.2	232.2
Retained earnings	3,254.6	2,987.8
Accumulated other comprehensive loss	(183.5)	(183.0)
Treasury stock, at cost (1.4 million and 1.2 million shares)	(501.4)	(370.9)
Total Equity	2,746.7	2,684.9
Total Liabilities and Equity	$ 3,669.6	$ 3,616.8