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Income Per Common Share (Details 1)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Antidilutive securities excluded from computation of earning per share      
Antidilutive Securities Excluded from Computation of Earnings Per Share 35,701 357,685 1,468,859
Stock Options [Member]
     
Antidilutive securities excluded from computation of earning per share      
Antidilutive Securities Excluded from Computation of Earnings Per Share 35,701 357,685 398,699
Convertible notes payable [Member]
     
Antidilutive securities excluded from computation of earning per share      
Antidilutive Securities Excluded from Computation of Earnings Per Share     1,070,160