Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 70.8	$ 106.0
Accounts and notes receivable, net	111.0	112.4
Inventories, net	104.0	110.0
Income taxes receivable	0.8	1.8
Other current assets	26.4	26.3
Total current assets	313.0	356.5
Property, plant, and equipment, net	566.4	554.4
Operating lease assets	26.6	18.8
Finance lease assets	25.2	16.0
Prepaid pension costs	84.6	83.2
Investment in joint venture	17.4	23.9
Goodwill	175.5	167.3
Intangible assets, net	412.4	407.7
Other non-current assets	51.3	59.4
Total assets	1,672.4	1,687.2
Current liabilities:
Current installments of long-term debt	22.5	0.0
Accounts payable and accrued expenses	159.9	172.5
Operating lease liabilities	6.8	5.9
Finance lease liabilities	3.0	2.2
Income taxes payable	2.3	2.1
Total current liabilities	194.5	182.7
Long-term debt, less current installments	564.3	651.1
Operating lease liabilities	20.4	13.2
Finance lease liabilities	23.4	14.6
Postretirement benefit liabilities	42.4	54.8
Pension benefit liabilities	26.9	27.6
Other long-term liabilities	26.8	25.8
Income taxes payable	15.0	13.1
Deferred income taxes	166.9	169.3
Total non-current liabilities	886.1	969.5
Shareholders' equity:
Common stock, $0.01 par value per share, 200 million shares authorized, 63,054,340 shares issued and 43,902,061 shares outstanding as of December 31, 2023 and 62,936,820 shares issued and 45,572,185 shares outstanding as of December 31, 2022	0.6	0.6
Capital in excess of par value	591.7	573.6
Retained earnings	1,346.6	1,169.9
Treasury stock, at cost, 19,152,279 shares as of December 31, 2023 and 17,364,635 shares as of December 31, 2022	(1,242.4)	(1,109.0)
Accumulated other comprehensive (loss)	(104.7)	(100.1)
Total shareholders' equity	591.8	535.0
Total liabilities and shareholders' equity	$ 1,672.4	$ 1,687.2