Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current
Cash and cash equivalents	$ 290	$ 76
Accounts receivable, less allowance for doubtful accounts of $14	481	490
Accounts receivable - related party, less allowance for doubtful accounts of $159
Inventory	608	627
Other current assets	190	421
Total current assets	1,569	1,614
Loan fees, net	13	24
Oil and gas properties, net (full cost accounting method)	4,739	5,225
Manufactured Methane facilities, net	1,512	1,559
Other property and equipment, net	134	140
Total assets	7,967	8,562
Current liabilities
Accounts payable - trade	178	303
Accounts payable - other	159	159
Accrued and other current liabilities	385	274
Current maturities of long-term debt	48	55
Total current liabilities	770	791
Asset retirement obligation	2,120	2,046
Long term debt, less current maturities	37	2,447
Total liabilities	2,927	5,284
Commitments and contingencies (Note 13)
Preferred stock, 25,000,000 shares authorized:
Series A Preferred stock, $0.0001 par value, 10,000 shares designated; 0 shares issued and outstanding
Common stock, $.001 par value, authorized 100,000,000 shares, 10,614,523 and 6,097,723 shares issued and outstanding	11	6
Additional paid-in capital	58,250	55,787
Accumulated deficit	(53,221)	(52,515)
Total stockholders' equity	5,040	3,278
Total liabilities and stockholders' equity	$ 7,967	$ 8,562