Quarterly report pursuant to Section 13 or 15(d)

Basic and Diluted Net Income (Loss) Per Common Share (Details)

v2.4.0.6
Basic and Diluted Net Income (Loss) Per Common Share (Details) (USD $)
3 Months Ended 12 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Basic and Diluted Net Income (Loss) Per Common Share [Abstract]      
Net income (loss) $ 3,354,000 $ (5,332,000) $ (5,332,000)
Weighted average shares outstanding (in shares) 24,800,936 24,145,488  
Basic net income (loss) per common share (in dollars per share) $ 0.14 $ (0.22)  
Net income (loss) $ 3,354,000 $ (5,332,000)  
Weighted average shares outstanding (in shares) 24,800,936 24,145,488  
Effect of dilutive options and warrants (in shares) 355,265 0  
Weighted average shares outstanding assuming dilution (in shares) 25,156,201 24,145,488  
Diluted net income (loss) per common share (in dollars per share) $ 0.13 $ (0.22)  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities not included in computation of diluted net income (loss) per common share (in shares) 114,815,081    
Warrants [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities not included in computation of diluted net income (loss) per common share (in shares) 35,683,943    
Stock options [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities not included in computation of diluted net income (loss) per common share (in shares) 863,904    
Preferred Stock - A [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities not included in computation of diluted net income (loss) per common share (in shares) 58,267,234    
Preferred Stock - B [Member]
     
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities not included in computation of diluted net income (loss) per common share (in shares) 20,000,000