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Natural Gas And Oil Producing Activities (Unaudited) (Capitalized Costs Relating to Oil and Gas Producing Activities) (Details) (USD $)
Dec. 31, 2012
Dec. 31, 2011
Natural Gas And Oil Producing Activities (Unaudited) [Abstract]    
Natural gas and oil properties: Leasehold interest $ 1,055,800 $ 1,055,800
Natural gas and oil properties: Wells and related equipment 132,283,700 132,257,800
Accumulated depletion, accretion and impairment (106,738,200) (48,919,500)
Net capitalized costs $ 26,601,300 $ 84,394,100