Fair Value of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2012

Fair Value of Financial Instruments [Abstract]

Fair Value of Derivative Instruments [Table Text Block]

	Level 1	Level 2	Level 3	Total
As of December 31, 2012
Derivative assets, gross
Commodity swaps	$             —	$       283,700	$             —	$      283,700
Commodity puts	—	192,100	—	192,100
Total derivative assets, gross	—	475,800	—	475,800
Derivative liabilities, gross
Commodity swaps	—	(57,500)	—	(57,500)
Commodity puts	—	—	—	—
Total derivative liabilities, gross	—	(57,500)	—	(57,500)
Total derivatives, fair value, net	$             —	$       418,300	$             —	$      418,300
As of December 31, 2011
Derivative assets, gross
Commodity swaps	$             —	$                   —	$             —	$             —
Commodity puts	—	—	—	—
Total derivative assets, gross	—	—	—	—
Derivative liabilities, gross
Commodity swaps	—	—	—	—
Commodity puts	—	—	—	—
Total derivative liabilities, gross	—	—	—	—
Total derivatives, fair value, net	$             —	$                   —	$             —	$             —

Assets Measured at Fair Value on a Non-Recurring Basis [Table Text Block]

	Years Ended December 31,
	2012		2011
	Level 3	Total	Level 3	Total
Asset retirement obligations	$   600	$   600	$118,100	$118,100