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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2012
Fair Value Measurements [Abstract]  
Variable to Fixed Price Commodity Swaps Derivative Instruments [Table Text Block]
We consider the marketable securities to be a Level 3. Our derivative instruments consist of fixed price commodity swaps.

 

    Fair Value Measurement  
    Level 1     Level 2     Level 3  
Crude oil contracts   $ -     $ 1,800,295     $ -  
Marketable securities   $ -     $ -     $ 1,018,573