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Income Taxes (Details 1) (USD $)
3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Expected tax at statutory rates                 $ 673,085 $ 414,206 $ (2,122,558)
Increase (decrease) resulting from tax effect of:                      
State income taxes, net of federal tax benefit                 84,928 52,263 (267,817)
New market tax credits                 (180,000) (277,500) (112,500)
Impairment of goodwill                 0 0 973,131
Other                 (413) (769) (5,553)
Income tax expense (benefit) $ (156,100) $ (154,300) $ (118,200) $ (149,000) $ 43,875 $ (212,125) $ 28,675 $ (48,625) $ 577,600 $ 188,200 $ (1,535,297)