CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
ASSETS
Cash and Cash Equivalents	$ 30,440	$ 65,904
Accounts Receivable:
Oil and gas sales	18,404	19,339
Joint interest operations	6,088	3,105
Derivative Financial Instruments	1,325
Other Current Assets	1,462	1,824
Total current assets	57,719	90,172
Property and Equipment:
Oil and gas properties, successful efforts method	3,835,361	3,797,101
Other	19,593	19,590
Accumulated depreciation, depletion and amortization	(3,047,692)	(3,018,029)
Net property and equipment	807,262	798,662
Other Assets	1,005	1,040
Total Assets	865,986	889,874
LIABILITIES AND STOCKHOLDERS' DEFICIT
Accounts Payable	57,073	45,311
Derivative Financial Instruments		6,030
Accrued Expenses	17,398	40,366
Total current liabilities	74,471	91,707
Long-term Debt	1,051,357	1,044,506
Deferred Income Taxes	9,561	9,126
Reserve for Future Abandonment Costs	16,013	15,804
Total liabilities	1,151,402	1,161,143
Commitments and Contingencies
Stockholders' Deficit:
Common stock — $0.50 par, 75,000,000 shares authorized, 15,283,624 and 13,937,627 shares outstanding at March 31, 2017 and December 31, 2016, respectively	7,642	6,969
Common stock warrants	4,364	5,672
Additional paid-in capital	541,343	531,924
Accumulated deficit	(838,765)	(815,834)
Total stockholders' deficit	(285,416)	(271,269)
Total liabilities and stockholders' deficit	$ 865,986	$ 889,874