Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2018	Dec. 31, 2017
ASSETS
Cash and cash equivalents	$ 986.7	$ 928.0
Receivables, net of allowance for doubtful accounts of $0.8 million and $0.9 million at September 30, 2018 and December 31, 2017	143.5	142.5
Inventories	284.4	259.1
Prepaid expenses and other current assets	11.9	7.8
Current portion of notes receivable from asset sales	0.0	22.2
Total current assets	1,426.5	1,359.6
Timber and timberlands	56.8	55.7
Property, plant and equipment, net	976.2	926.1
Goodwill and other intangible assets	26.3	26.7
Investments in and advances to affiliates	52.6	7.8
Restricted cash	13.3	13.3
Other assets	59.8	56.8
Deferred tax asset	2.9	2.5
Total assets	2,614.4	2,448.5
LIABILITIES AND EQUITY
Current portion of long-term debt	5.2	25.1
Accounts payable and accrued liabilities	213.7	237.1
Income taxes payable	11.6	4.5
Current portion of contingency reserves	2.3	3.4
Total current liabilities	232.8	270.1
Long-term debt, excluding current portion	348.6	350.8
Deferred income taxes	73.5	33.4
Contingency reserves, excluding current portion	9.4	11.7
Other long-term liabilities	138.7	178.0
Stockholders' equity:
Common stock, $1 par value, 200,000,000 shares authorized, 153,358,542 shares issued	153.4	153.4
Additional paid-in capital	456.5	470.6
Retained earnings	1,613.9	1,280.1
Treasury stock, 11,452,109 shares and 8,462,949 shares, at cost	(264.4)	(177.5)
Accumulated comprehensive loss	(148.0)	(122.1)
Total stockholders' equity	1,811.4	1,604.5
Total liabilities and stockholders' equity	$ 2,614.4	$ 2,448.5