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STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (USD $) | Total USD ($) | Series I Class B | Series II Class B | Series IV Class B | Series V Class B | Preferred Stock Series I Class B USD ($) | Preferred Stock Series II Class B USD ($) | Preferred Stock Series III Class B USD ($) | Preferred Stock Series IV Class B USD ($) | Preferred Stock Series V Class B USD ($) | Common Stock | Additional Paid-in Capital USD ($) | Retained Deficit USD ($) | Treasury Stock USD ($)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2009 | $ 35,920,473 |  |  |  |  | $ 144,000 | $ 219,700 | $ 130,245 | $ 552,500 | $ 1,238,821 |  | $ 57,089,153 | $ (23,453,946) |
Balance (in shares) at Dec. 31, 2009 |  |  |  |  |  | 144,000 | 219,700 | 130,245 | 552,500 | 1,238,821 | 23,825,149 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion of Preferred Stock into Common Stock |  |  |  |  |  |  |  |  |  | (6,250) |  | 6,250 |  |
Conversion of Preferred Stock into Common Stock (in shares) |  |  |  |  |  |  |  |  |  | (6,250) | 6,250 |  |  |
Recognition of stock option compensation | 1,340,300 |  |  |  |  |  |  |  |  |  |  | 1,340,300 |  |
Recognition of stock option exercise | 115,600 |  |  |  |  |  |  |  |  |  |  | 115,600 |  |
Recognition of stock option exercise (in shares) |  |  |  |  |  |  |  |  |  |  | 142,715 |  |  |
Payment of dividends | (876,566) |  |  |  |  |  |  |  |  |  |  | (876,566) |  |
Net income (loss) | 2,400,694 |  |  |  |  |  |  |  |  |  |  |  | 2,400,694 |
Balance at Dec. 31, 2010 | 38,900,501 |  |  |  |  | 144,000 | 219,700 | 130,245 | 552,500 | 1,232,571 |  | 57,674,737 | (21,053,252) |
Balance (in shares) at Dec. 31, 2010 |  |  |  |  |  | 144,000 | 219,700 | 130,245 | 552,500 | 1,232,571 | 23,974,114 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exchange of Preferred Stock for Common Stock |  |  |  |  |  | (40,500) | (41,000) |  | (10,000) | (1,185,964) |  | 1,277,464 |  |
Exchange of Preferred Stock for Common Stock (in shares) |  |  |  |  |  | (40,500) | (41,000) |  | (10,000) | (1,185,964) | 1,277,464 |  |  |
Purchase of Preferred Stock | (1,357,275) |  |  |  |  |  |  |  |  |  |  | (1,357,275) |  |
Recognition of stock option exercise | 54,369 |  |  |  |  |  |  |  |  |  |  | 54,369 |  |
Recognition of stock option exercise (in shares) |  |  |  |  |  |  |  |  |  |  | 67,122 |  |  |
Payment of dividends | (364,625) |  |  |  |  |  |  |  |  |  |  | (364,625) |  |
Net income (loss) | 1,418,482 |  |  |  |  |  |  |  |  |  |  |  | 1,418,482 |
Balance at Dec. 31, 2011 | 38,651,452 |  |  |  |  | 103,500 | 178,700 | 130,245 | 542,500 | 46,607 |  | 57,284,670 | (19,634,770) |
Balance (in shares) at Dec. 31, 2011 |  |  |  |  |  | 103,500 | 178,700 | 130,245 | 542,500 | 46,607 | 25,318,700 |  |  |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exchange of Preferred Stock for Common Stock (in shares) | 1,277,464 | 40,500 | 41,000 | 10,000 | 1,185,964 |  |  |  |  |  |  |  |  |
Recognition of stock option exercise | 1,620,701 |  |  |  |  |  |  |  |  |  |  | 1,620,701 |  |
Recognition of stock option exercise (in shares) |  |  |  |  |  |  |  |  |  |  | 2,000,865 |  |  |
Payment of dividends | (230,450) |  |  |  |  |  |  |  |  |  |  | (230,450) |  |
Declaration of dividends | (57,613) |  |  |  |  |  |  |  |  |  |  | (57,613) |  |
Repurchase of Common Stock | (122,202) |  |  |  |  |  |  |  |  |  |  |  |  | (122,202)
Repurchase of Common Stock (in shares) | 67,102 |  |  |  |  |  |  |  |  |  | (67,102) |  |  |
Net income (loss) | (4,132,892) |  |  |  |  |  |  |  |  |  |  |  | (4,132,892) |
Balance at Dec. 31, 2012 | $ 35,728,996 |  |  |  |  | $ 103,500 | $ 178,700 | $ 130,245 | $ 542,500 | $ 46,607 |  | $ 58,617,308 | $ (23,767,662) | $ (122,202)
Balance (in shares) at Dec. 31, 2012 |  |  |  |  |  | 103,500 | 178,700 | 130,245 | 542,500 | 46,607 | 27,252,463 |  |  |

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