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Consolidated Statements of Shareholders' Equity (Unaudited) (USD $) | Total | Common Stock | Additional Paid-In Capital | Accumulated Deficit | Treasury Stock | Accumulated Other Comprehensive Income (Loss)
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2011 | $ 50,549,660 | $ 383,744 | $ 105,050,433 | $ (54,858,831) | $ (160,025) | $ 134,339
Beginning balance, Shares at Dec. 31, 2011 |  | 38,362,727 |  |  |  |
Comprehensive loss |  |  |  |  |  |
Net income (loss) | 545,530 |  |  | 545,530 |  |
Unrealized holding gain on available for sale securities, net of taxes | 62,399 |  |  |  |  | 62,399
Total comprehensive loss | 607,929 |  |  |  |  |
Share-based compensation expense | 79,631 |  | 79,631 |  |  |
Issuance of restricted stock |  | 1,043 | (1,043) |  |  |
Issuance of restricted stock, Shares |  | 104,346 |  |  |  |
Ending balance at Mar. 31, 2012 | 51,237,220 | 384,787 | 105,129,021 | (54,313,301) | (160,025) | 196,738
Ending balance, Shares at Mar. 31, 2012 |  | 38,467,073 |  |  |  |
Beginning balance at Dec. 31, 2012 | 49,567,798 | 384,918 | 105,355,680 | (55,394,995) | (160,025) | (617,780)
Beginning balance, Shares at Dec. 31, 2012 |  | 38,480,114 |  |  |  |
Comprehensive loss |  |  |  |  |  |
Net income (loss) | (1,956,967) |  |  | (1,956,967) |  |
Unrealized holding gain on available for sale securities, net of taxes | 54,961 |  |  |  |  | 54,961
Total comprehensive loss | (1,902,006) |  |  |  |  |
Share-based compensation expense | 7,651 |  | 7,651 |  |  |
Ending balance at Mar. 31, 2013 | $ 47,673,443 | $ 384,918 | $ 105,363,331 | $ (57,351,962) | $ (160,025) | $ (562,819)
Ending balance, Shares at Mar. 31, 2013 |  | 38,480,114 |  |  |  |

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