Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 159.6	$ 141.9
Accounts and notes receivable, net	90.8	58.8
Inventories, net	53.8	46.9
Current assets of discontinued operations	306.1	125.2
Income tax receivable	30.7	22.2
Other current assets	7.9	11.2
Total current assets	648.9	406.2
Property, plant, and equipment, less accumulated depreciation and amortization of $367.3 and $323.8, respectively	499.9	465.2
Prepaid pension costs	88.3	48.7
Investment in joint venture	107.3	106.2
Goodwill and intangible assets, net	441.1	427.7
Noncurrent assets of discontinued operations		221.1
Deferred income taxes	19.6	14.4
Income tax receivable	4.1	5.7
Other noncurrent assets	64.3	62.8
Total assets	1,873.5	1,758.0
Current liabilities:
Current installments of long-term debt	32.5	25.0
Accounts payable and accrued expenses	108.4	117.0
Liabilities of discontinued operations	128.5	80.8
Income tax payable	0.5	1.3
Total current liabilities	269.9	224.1
Long-term debt, less current installments	817.7	848.6
Postretirement benefit liabilities	79.2	84.8
Pension benefit liabilities	57.2	56.8
Other long-term liabilities	35.5	27.0
Noncurrent liabilities of discontinued operations		34.0
Income tax payable	53.0	62.2
Deferred income taxes	141.7	154.1
Total noncurrent liabilities	1,184.3	1,267.5
Shareholders' equity:
Common stock, $0.01 par value per share, authorized 200 million shares; issued 60,782,736 shares, outstanding 52,772,139 shares in 2017 and 60,597,140 shares issued, 54,428,233 outstanding shares in 2016	0.6	0.6
Capital in excess of par value	516.8	504.9
Retained earnings	633.4	469.9
Treasury stock, at cost, 8,010,597 shares as of December 31, 2017 and 6,168,907 shares as of December 31, 2016	(385.6)	(305.2)
Accumulated other comprehensive (loss)	(345.9)	(403.8)
Total shareholders' equity	419.3	266.4
Total liabilities and shareholders' equity	$ 1,873.5	$ 1,758.0