CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 4,067	$ 4,010
Available for sale securities	30	25
Accounts receivable trade	1,778	3,177
Other current assets	234	288
Total current assets	6,109	7,500
Oil and gas properties under full cost method,
Proved oil and gas properties	130,172	147,486
Unproved oil and gas properties	8,190	10,188
Exploratory wells in progress	0	2,357
less depletion, depreciation and amortization	(76,691)	(71,762)
Net oil and gas properties	61,671	88,269
Undeveloped mining claims	21,942	21,942
Property, plant and equipment, net of accumulated depreciation of $4,509 and $4,404	3,811	3,942
Other assets	1,885	1,870
Total assets	95,418	123,523
Current liabilities:
Accounts payable	8,696	7,441
Accrued compensation	504	441
Commodity risk management liability	335	0
Current portion of debt	6,000	0
Other current liabilities	70	84
Total current liabilities	15,605	7,966
Noncurrent liabilities:
Long-term debt	0	6,000
Asset retirement obligations	1,218	1,133
Other accrued liabilities	955	1,029
Total noncurrent liabilities	$ 2,173	$ 8,162
Commitments and contingencies:
Shareholders' equity:
Common stock, $0.01 par value; unlimited shares authorized 28,388,372 shares issued and 28,047,661 outstanding at June 30, 2015, 28,047,661 issued and outstanding at December 31, 2014	$ 280	$ 280
Additional paid-in capital	124,203	123,980
Accumulated deficit	(46,792)	(16,809)
Other comprehensive loss	(51)	(56)
Total shareholders' equity	77,640	107,395
Total liabilities and shareholders' equity	$ 95,418	$ 123,523