Net Income (Loss) Per Share (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Net income (loss) available to common shareholders        
Net income from operations $ 79,830 $ 421,520 $ 458,318 $ 536,190
Preferred stock dividends 249,247 249,247 498,495 498,495
Deemed dividends on preferred stock resulting from net accretion of discount and amortization of premium 44,388 44,388 88,776 88,288
Net income (loss) available to common shareholders (213,805) 127,885 (128,953) (50,593)
Basic net income (loss) per common share:        
Net income (loss) available to common shareholders (213,805) 127,885 (128,953) (50,593)
Average common shares outstanding - basic (in shares) 4,096,774 4,104,808 4,091,314 4,107,626
Basic net income (loss) per share (in dollars per share) $ (0.05) $ 0.03 $ (0.03) $ (0.01)
Diluted net income (loss) per common share:        
Net income (loss) available to common shareholders $ (213,805) $ 127,885 $ (128,953) $ (50,593)
Average common shares outstanding - basic (in shares) 4,096,774 4,104,808 4,091,314 4,107,626
Dilutive potential common shares (in shares) 0 352,769 0 0
Average common shares outstanding - diluted (in shares) 4,096,774 4,457,577 4,091,314 4,107,626
Diluted income (loss) per share (in dollars per share) $ (0.05) $ 0.03 $ (0.03) $ (0.01)