Annual report pursuant to Section 13 and 15(d)

Earnings Per Share (Details 1)

v2.4.0.6
Earnings Per Share (Details 1)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Anti-dilutive securities excluded from computation of diluted earnings per share      
Anti-dilutive securities excluded from computation of diluted earnings per share 1,769,299 121,000 6,387,225
Options to purchase common stock [Member]
     
Anti-dilutive securities excluded from computation of diluted earnings per share      
Anti-dilutive securities excluded from computation of diluted earnings per share 1,209,748 121,000 4,998,337
Common warrants [Member]
     
Anti-dilutive securities excluded from computation of diluted earnings per share      
Anti-dilutive securities excluded from computation of diluted earnings per share       1,388,888
Unvested restricted stock [Member] | Convertible Preferred Securities [Member]
     
Anti-dilutive securities excluded from computation of diluted earnings per share      
Anti-dilutive securities excluded from computation of diluted earnings per share 559,551