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Income Taxes (Details Textual) (USD $) |  |  | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2012 State and Local Jurisdiction [Member]
Operating Loss Carryforwards |  |  | $ 15,600,000
Operating Loss Carryforwards, Expiration Dates |  |  | 2022
Tax Credit Carryforward, Amount |  |  | 111,000
Tax Credit Carryforward, Expiration Date |  |  | 2017
Deferred Tax Liabilities, Retained Earnings | 5,982,000 | 5,982,000 |
Deferred Tax Liabilities, Tax Deferred Income | $ 2,034,000 | $ 2,034,000 |

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