CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
ASSETS
Cash and Cash Equivalents	$ 89,323	$ 134,006
Accounts Receivable:
Oil and gas sales	11,751	15,241
Joint interest operations	2,755	3,552
Derivative Financial Instruments	1,104	1,446
Assets Held for Sale	42,542
Other Current Assets	1,884	1,993
Total current assets	149,359	156,238
Property and Equipment:
Unproved oil and gas properties	76,391	84,144
Oil and gas properties, successful efforts method	3,783,992	4,332,222
Other	19,521	19,521
Accumulated depreciation, depletion and amortization	(2,945,283)	(3,397,467)
Net property and equipment	934,621	1,038,420
Other Assets	1,156	1,192
Total Assets	1,085,136	1,195,850
LIABILITIES AND STOCKHOLDERS' DEFICIT
Accounts Payable	41,583	57,276
Accrued Liabilities	30,667	38,444
Total current liabilities	72,250	95,720
Long-term Debt	1,210,582	1,249,330
Deferred Income Taxes	6,423	1,965
Reserve for Future Abandonment Costs	16,100	20,093
Total liabilities	$ 1,305,355	$ 1,367,108
Commitments and Contingencies
Stockholders' Deficit:
Common stock – $0.50 par, 75,000,000 shares authorized, 53,148,937 and 47,720,176 shares outstanding at March 31, 2016 and December 31, 2015, respectively	$ 26,574	$ 23,860
Additional paid-in capital	490,484	485,582
Accumulated deficit	(737,277)	(680,700)
Total stockholders' deficit	(220,219)	(171,258)
Total liabilities and stockholders' deficit	$ 1,085,136	$ 1,195,850