CONSOLIDATED BALANCE SHEETS (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash, including cash equivalents	$ 161.9	$ 91.8
Short-term investments	12.4	26.5
Accounts receivable, net	175.0	147.2
Inventories	162.2	151.8
Deferred income taxes	7.7	7.9
Other current assets	38.1	46.8
Total current assets	557.3	472.0
Property, plant and equipment	1,274.8	1,136.8
Less accumulated depreciation and amortization	605.8	543.2
Property, plant and equipment, net	669.0	593.6
Investments in affiliated companies	59.8	56.2
Goodwill	112.5	111.5
Deferred income taxes	90.3	85.1
Intangible assets, net	50.6	52.0
Other noncurrent assets	24.5	28.7
Total Assets	1,564.0	1,399.1
Current liabilities:
Notes payable and other current debt	32.7	50.1
Accounts payable	102.9	89.8
Pension and other postretirement benefits	2.8	2.3
Accrued salaries, wages and benefits	56.5	45.0
Income taxes payable	15.6	7.8
Taxes other than income	7.8	9.5
Other current liabilities	43.5	38.7
Total current liabilities	261.8	243.2
Long-term debt	378.8	299.3
Deferred income taxes	20.8	21.6
Pension and other postretirement benefits	135.4	126.0
Other long-term liabilities	38.3	54.1
Total Liabilities	835.1	744.2
Commitments and contingencies (Note 16)
Equity:
Preferred stock, 3.0 million shares authorized; 0 shares issued and 0 shares outstanding in 2012 and 2011	0	0
Common stock, par value $.25 per share; 50.0 million shares authorized; shares issued: 34.4 million in 2012 and 34.3 million in 2011; shares outstanding: 34.3 million in 2012 and 33.7 million in 2011	8.6	8.6
Capital in excess of par value	79.3	76.3
Retained earnings	719.9	664.5
Accumulated other comprehensive loss	(75.9)	(71.5)
Treasury stock, at cost (0.1 million shares in 2012; 0.6 million shares in 2011)	(3.0)	(23.0)
Total Equity	728.9	654.9
Total Liabilities and Equity	$ 1,564.0	$ 1,399.1