Stockholders' Equity (Authorized And Issued Shares) (Details) (USD $)	Sep. 30, 2011	Dec. 31, 2010
Stockholders' Equity
Preferred Stock, Par Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Authorized	5,000,000	5,000,000
Preferred Stock, Shares issued	0	0
Common Stock, Par Value Per Share	$ 0.01	$ 0.01
Common Stock, Authorized	400,000,000	400,000,000
Common Stock, Shares issued	295,203,874	294,861,424