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Shareholders' Equity Company issued restricted stock for services (Details) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2011 | Dec. 31, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
weighted average estimated fair value of restricted stock | $ 1.03 | $ 1.68
Number of Restricted Stock Issued | 3,467 | 339
Value of Restricted Stock Issued | $ 3,580,600 | $ 569,500
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Units, Requisite Service Period Recognition | 2,791,100 | 567,700
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized | $ 339,400 |

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