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Related Party Transactions (Details Textual) (USD $)
In Millions, unless otherwise specified
6 Months Ended 12 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Related Party Transactions (Textual) [Abstract]    
Fees payable to Smith, Gambrell & Russell $ 0.3 $ 6.5
Amount due to Smith, Gambrell & Russell $ 0.1