Condensed Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 48.7	$ 49.5
Accounts receivable, net	251.0	199.3
Inventories, net	232.0	215.7
Prepaid expenses and other current assets	53.1	59.8
Total current assets	584.8	524.3
Property, plant and equipment	1,271.6	1,223.5
Less accumulated depreciation	(511.3)	(501.4)
Property, plant and equipment, net	760.3	722.1
Goodwill and intangible assets	57.7	57.4
Investments in affiliated companies	22.4	21.7
Deferred tax assets	26.1	33.0
Other assets	15.6	17.6
Total assets	1,466.9	1,376.1
Current liabilities:
Short-term borrowings and current maturities of long-term debt	14.5	12.6
Accounts payable	119.2	141.7
Accrued liabilities	87.1	93.2
Total current liabilities	220.8	247.5
Long-term notes payable and capital lease obligations	294.8	238.3
Other non-current liabilities	87.0	88.1
Total liabilities	602.6	573.9
Stockholders' equity:
Common stock, $0.01 par value, 200.0 shares authorized, 102.0 and 101.0 shares issued at March 31, 2012 and December 31, 2011, respectively	1.0	1.0
Additional paid-in capital	604.3	589.2
Retained earnings	323.5	283.9
Accumulated other comprehensive loss	(25.4)	(39.8)
Total stockholders' equity including treasury stock value	903.4	834.3
Less - Treasury stock, at cost, 2.5 shares at March 31, 2012 and 2.2 shares at December 31, 2011	(39.1)	(32.1)
Total stockholders' equity	864.3	802.2
Total liabilities and stockholders' equity	$ 1,466.9	$ 1,376.1