Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues:
Oil and gas sales	$ 34,136	$ 31,784	$ 26,574
Transportation and gathering revenue	3,540	3,745	4,999
Price risk management activities	6,243	(730)	4,939
Other income	170	520	1,653
Total revenues	44,089	35,319	38,165
Costs and expenses:
Production costs	13,228	13,135	12,299
Production taxes	4,028	3,906	3,000
Exploration expenses including dry hole costs	116	181	696
Pipeline operating costs	4,331	5,194	4,892
Impairment and abandonment of equipment and properties	1,708	4,992	4,988
General and administrative	7,094	5,395	6,209
Depreciation, depletion and amortization	19,419	20,942	20,216
Total costs and expenses	49,924	53,745	52,300
Loss from operations	(5,835)	(18,426)	(14,135)
Interest expense, net	(1,826)	(1,307)	(1,610)
Provision for gas-to-liquids advance	(1,160)
Loss before income taxes	(8,821)	(19,733)	(15,745)
Benefit for deferred income taxes	1,236	6,660	5,418
NET LOSS	(7,585)	(13,073)	(10,327)
Preferred stock dividends	(3,723)	(3,723)	(3,723)
Net loss attributable to common stock	$ (11,308)	$ (16,796)	$ (14,050)
Net loss per common share:
Basic and diluted	$ (0.83)	$ (1.48)	$ (1.25)
Weighted average shares outstanding:
Basic and diluted	13,603,904	11,332,129	11,250,513