Quarterly report pursuant to sections 13 or 15(d)

Per Share Data - Additional Information (Details)

v2.4.0.6
Per Share Data - Additional Information (Details)
3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Option and Warrant [Member]
   
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 42,426,047 54,800,002
Restricted Stock [Member]
   
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   192,500