Carlton Energy Group, LLC contingencies (Details) (USD $)	Feb. 14, 2012	Dec. 31, 2009
Carlton Energy Group, LLC contingencies
The Trial Court reduced the actual damages found by the jury in millions		$ 66.5
The individual jointly and severally liability in actual damages on its tortuous-interference claim in millions		31.16
Assessed exemplary damages against The individual and EurEnergy each in the amount in millions		8.5
Reinstated the jury award of actual damages jointly and severely against the individual and EurEnergy in the amount in millions	$ 66.5