CONDENSED CONSOLIDATED BALANCE SHEET - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 5,645	$ 1,618
Accounts receivable:
Joint owners, net	6,816	14,218
Oil and gas production sales	17,873	17,789
Other	937	86
Total accounts receivable	25,626	32,093
Derivative asset	7	0
Other current assets	719	778
Total current assets	31,997	34,489
Oil and gas properties, full cost method of accounting:
Proved	954,762	923,237
Other property and equipment	39,292	39,136
Total	994,054	962,373
Less accumulated depreciation, depletion, amortization and impairment	(735,066)	(724,606)
Total property and equipment, net	258,988	237,767
Deferred financing fees, net	1,380	1,285
Derivative asset	19	0
Other assets	265	265
Total assets	292,649	273,806
Current liabilities:
Accounts payable	24,257	45,570
Joint interest oil and gas production payable	14,890	11,502
Accrued interest	187	140
Other accrued expenses	752	539
Derivative liability	14,221	10,837
Current maturities of long-term debt	264	262
Total current liabilities	54,571	68,850
Long-term debt – less current maturities	107,287	87,354
Other liabilities	132	132
Derivative liability long-term	3,750	2,387
Future site restoration	9,225	8,775
Total liabilities	174,965	167,498
Commitments and contingencies (Note 9)
Stockholders’ Equity:
Preferred stock, par value $0.01 per share – authorized 1,000,000 shares; -0- shares issued and outstanding	0	0
Common stock, par value $0.01 per share, authorized 400,000,000 shares; 165,881,694 and 165,889,901 issued and outstanding at March 31, 2018 and December 31, 2017, respectively	1,659	1,659
Additional paid-in capital	416,068	415,471
Accumulated deficit	(300,043)	(310,822)
Total stockholders’ equity	117,684	106,308
Total liabilities and stockholders’ equity	$ 292,649	$ 273,806