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Statement of Changes in Stockholders' Equity (USD $)
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Retained Earnings [Member]
Comprehensive Income [Member]
Total
Balance at Dec. 31, 2011 $ 80,287 $ 64,292,551 $ (25,026) $ (60,681,860) $ 0 $ 3,665,952
Balance (in shares) at Dec. 31, 2011 8,028,779          
Stock-based compensation 2,112 44,763 0 0 0 46,875
Stock-based compensation (in shares) 211,168          
Dividends       (1,803,808)   (1,803,808)
Comprehensive income            
Net income 0 0 0 615,373 615,373 615,373
Other comprehensive income            
Net unrealized gain on investments in securities 0 0 6,737 0 6,737 6,737
Comprehensive income 0 0 0 0 622,110 622,110
Balance at Sep. 30, 2012 $ 82,399 $ 64,337,314 $ (18,289) $ (61,870,295)   $ 2,531,129
Balance (in shares) at Sep. 30, 2012 8,239,947