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FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS (Details Textual) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Percentage Of Management Fee In Average Daily Total Net Assets | 0.75% |  |
Estimated Directors Fees and Expenses | $ 540,586 | $ 607,582 | $ 1,107,140
Estimated Investor Tax Reporting Cost | 75,000 | 75,000 | 160,000
Percentage Of Fees and Other Waivers Expense | 0.15% |  |
Expenses Write Off | 47,248 |  |
Usbo [Member] |  |  |
Estimated Directors Fees and Expenses | 9,844 | 4,593 |
Related Public Funds Member [Member] |  |  |
Estimated Directors Fees and Expenses |  |  | $ 421

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