Consolidated Balance Sheet Parentheticals (USD $) In Millions, except Share data	Jun. 30, 2011	Dec. 31, 2010
Receivables, reserves (in dollars)	$ 4.6	$ 4.6
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, Authorized shares	100,000,000	100,000,000
Preferred stock, Issued Shares	0	0
Preferred stock, outstanding Shares	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, Authorized shares	400,000,000	400,000,000
Common Stock, Issued Shares	34,568,227	34,065,856
Common Stock, outstanding Shares	34,568,227	34,065,856