Balance Sheet Parenthetical (Parentheticals) (USD $)	Jun. 30, 2012	Dec. 31, 2011
Common Stock, Par Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	100,000,000	100,000,000
Common Stock, Shares, Issued	30,261,150	23,634,958
Preferred Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Shares Authorized	50,000,000	50,000,000
Preferred Stock, Shares Issued	0	0
Treasury Stock, Shares	3,204	2,938