Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 3,720	$ 4,070
Cash held in escrow	282	565
Accounts receivable	5,325	6,608
Assets from price risk management	3,222	6,742
Other current assets	3,207	3,024
Total current assets	15,756	21,009
Oil and gas properties and equipment, successful efforts method:
Developed properties	227,770	225,382
Wells in progress	10,009	10,963
Gas transportation pipeline	5,510	5,510
Undeveloped properties	2,708	2,734
Corporate and other assets	2,070	2,068
Total oil and gas properties and equipment, successful efforts method	248,067	246,657
Less accumulated depreciation, depletion and amortization	(114,828)	(109,606)
Net properties and equipment	133,239	137,051
Assets from price risk management	177	682
Other assets	58	68
TOTAL ASSETS	149,230	158,810
Current liabilities:
Accounts payable and accrued expenses	8,849	11,052
Liabilities from price risk management	648
Accrued production taxes	2,328	1,906
Other current liabilities	222	200
Total current liabilities	12,047	13,158
Credit facility	47,450	47,450
Asset retirement obligation	8,658	8,494
Deferred tax liability	5,164	7,896
Other long-term liabilities	311	370
Total liabilities	73,630	77,368
Preferred stock, $0.10, par value; 10,000,000 shares authorized; 1,610,000 shares issued and outstanding as of March 31, 2013 and December 31, 2012	37,972	37,972
Stockholders’ equity:
Common stock, $0.10 par value; 50,000,000 shares authorized; 11,336,197 issued and 11,309,414 shares outstanding at March 31, 2013 and 11,305,043 shares issued and 11,279,268 outstanding at December 31, 2012	1,131	1,128
Additional paid-in-capital	44,736	45,405
Accumulated deficit	(8,239)	(3,063)
Total stockholders’ equity	37,628	43,470
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 149,230	$ 158,810