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Series D 8% Cumulative, Compounding Exchangeable Preferred Stock (Detail Textuals) (USD $)
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9 Months Ended |
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Sep. 30, 2012
Directors
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| Class of Stock [Line Items] | |
| Preferred Stock, shares authorized | 5,000,000 |
| Number of directors elected by holders of preferred stock | 4 |
| Total Number of directors | 7 |
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Preferred Series D
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| Class of Stock [Line Items] | |
| Preferred Stock, shares authorized | 2,200,000 |
| Preferred Stock, par value ( in dollars per share) | 0.01 |
| Preferred stock, shares outstanding | 1,331,814 |
| Dividend payable ( in dollars per share) | 0.08 |
| Maximum number of outstanding preferred shares required for voting as a single class | 500,000 |
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Preferred Stock | Preferred Series D
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| Class of Stock [Line Items] | |
| Series D preferred stock issued in satisfaction of accrued dividends (in shares) | 106,545 |