CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (USD $) In Millions	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash, including cash equivalents	$ 110.4	$ 110.2
Accounts receivable, net	165.7	126.4
Inventories	161.2	147.0
Deferred income taxes	11.5	10.5
Other current assets	61.6	42.5
Total current assets	510.4	436.6
Property, plant and equipment	1,143.9	1,077.2
Less accumulated depreciation and amortization	562.4	522.4
Property, plant and equipment, net	581.5	554.8
Investments in affiliated companies	51.2	48.2
Goodwill	116.1	112.5
Deferred income taxes	71.9	64.5
Intangible assets, net	54.2	55.1
Other noncurrent assets	30.0	22.6
Total Assets	1,415.3	1,294.3
Current liabilities:
Notes payable and other current debt	6.3	0.3
Accounts payable	73.4	63.2
Pension and other postretirement benefits	2.2	2.1
Accrued salaries, wages and benefits	48.2	48.3
Income taxes payable	6.1	5.0
Taxes other than income	13.3	10.0
Other current liabilities	43.2	40.8
Total current liabilities	192.7	169.7
Long-term debt	367.2	358.1
Deferred income taxes	21.1	20.0
Pension and other postretirement benefits	92.0	87.2
Other long-term liabilities	46.3	33.6
Total Liabilities	719.3	668.6
Commitments and contingencies (Note 13)
Total Equity	696.0	625.7
Total Liabilities and Equity	$ 1,415.3	$ 1,294.3