Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Current [Abstract]
Cash and cash equivalents	$ 83	$ 35
Accounts receivable, less allowance for doubtful accounts of $14	615	877
Accounts receivable - related party, less allowance for doubtful accounts of $159
Inventory	688	804
Deferred tax asset-current	68	68
Other current assets	280	311
Total current assets	1,734	2,095
Restricted cash	386	386
Loan fees, net	14	18
Oil and gas properties, net (full cost accounting method)	24,935	25,413
Manufactured Methane facilities, net	1,619	1,634
Other property and equipment, net	173	200
Deferred tax asset - noncurrent	7,614	7,283
Total assets	36,475	37,029
Current liabilities
Accounts payable - trade	282	455
Accounts payable - other	159	159
Accounts payable - related party	602	590
Accrued and other current liabilities	768	759
Current maturities of long-term debt	59	65
Total current liabilities	1,870	2,028
Asset retirement obligation	2,027	2,008
Long term debt, less current maturities	921	824
Total liabilities	4,818	4,860
Commitments and contingencies (Note 11)
Stockholders' equity
Common stock, $.001 par value, authorized 100,000,000 shares, 60,842,413 shares issued and outstanding	61	61
Additional paid-in capital	55,706	55,703
Accumulated deficit	(24,110)	(23,595)
Total stockholders' equity	31,657	32,169
Total liabilities and stockholders' equity	$ 36,475	$ 37,029