Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Details)

v2.4.0.6
Earnings Per Share (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Earnings Per Share [Abstract]      
Net (loss) income $ (29,157,204) $ 5,612,992 $ (49,964,868)
Preferred stock dividends (43,333) (100,000) (8,206,745)
Net (loss) income attributable to common stockholders $ (29,200,537) $ 5,512,992 $ (58,171,613)
Weighted average shares outstanding (basic and diluted) 99,059,997 90,509,326 80,726,498
(Loss) income per common share (basic and diluted) $ (0.29) $ 0.06 $ (0.72)
Common Stock [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares or share equivalents excluded in determining basic and diluted earnings per share 38,400,000 55,700,000 64,100,000
Restricted Stock [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Anti-dilutive shares or share equivalents excluded in determining basic and diluted earnings per share 1,335,000 1,556,000 2,374,500