Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 94.3	$ 136.9
Accounts and notes receivable, net	102.9	78.3
Inventories, net	89.6	81.5
Income taxes receivable	2.7	2.3
Other current assets	20.8	12.8
Total current assets	310.3	311.8
Property, plant, and equipment, less accumulated depreciation and amortization of $481.8 and $487.1, respectively	527.3	529.9
Operating lease assets	19.1	19.2
Finance lease assets	19.0	20.4
Prepaid pension costs	122.1	119.5
Investment in joint venture	54.0	41.2
Goodwill	166.6	160.7
Intangible assets, net	427.0	457.5
Income taxes receivable	0.0	0.6
Other non-current assets	59.5	57.7
Total assets	1,704.9	1,718.5
Current liabilities:
Current installments of long-term debt	25.0	25.0
Accounts payable and accrued expenses	156.8	136.5
Operating lease liabilities	5.0	4.8
Finance lease liabilities	2.2	2.0
Income taxes payable	5.3	4.0
Total current liabilities	194.3	172.3
Long-term debt, less current installments	602.4	690.5
Operating lease liabilities	14.3	14.6
Finance lease liabilities	17.4	18.8
Postretirement benefit liabilities	70.6	74.9
Pension benefit liabilities	38.7	40.4
Other long-term liabilities	55.2	76.5
Income taxes payable	22.4	21.2
Deferred income taxes	167.4	158.4
Total non-current liabilities	988.4	1,095.3
Shareholders' equity:
Common stock, $0.01 par value per share, 200 million shares authorized, 62,740,154 shares issued and 47,547,622 shares outstanding as of September 30, 2021 and 62,599,331 shares issued and 47,913,821 shares outstanding as of December 31, 2020	0.6	0.6
Capital in excess of par value	557.7	553.7
Retained earnings	980.6	869.8
Treasury stock, at cost, 15,192,532 shares as of September 30, 2021 and 14,685,510 shares as of December 31, 2020	913.9	863.9
Accumulated other comprehensive (loss)	(102.8)	(109.3)
Total shareholders' equity	522.2	450.9
Total liabilities and shareholders' equity	$ 1,704.9	$ 1,718.5