Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012		Jun. 30, 2011
Revenues:
Oil and gas sales	$ 131,980	$ 159,213	$ 268,122		$ 303,414
Price-risk management and other, net	2,777	(1,785)	2,513		(1,908)
Total Revenues	134,757	157,428	270,635		301,506
Costs and Expenses:
General and administrative, net	12,190	10,866	24,073		21,309
Depreciation, depletion, and amortization	61,288	55,816	122,651		108,737
Accretion of asset retirement obligation	1,162	1,163	2,274		2,299
Lease operating cost	29,483	26,706	58,696		52,090
Severance and other taxes	12,200	12,383	25,160		25,696
Interest expense, net	13,319	8,622	26,784		17,010
Total Costs and Expenses	129,642	115,556	259,638		227,141
Income from Continuing Operations Before Income Taxes	5,115	41,872	10,997		74,365
Provision for Income Taxes	2,087	15,190	4,399		27,434
Income from Continuing Operations	3,028	26,682	6,598		46,931
Income from Discontinued Operations, net of taxes	0	14,346	0		14,278
Net Income	$ 3,028	$ 41,028	$ 6,598	[1]	$ 61,209
Per Share Amounts-
Basic: Income from Continuing Operations (in dollars per share)	$ 0.07	$ 0.62	$ 0.15		$ 1.09
Gain from Discontinued Operations, net of taxes (in dollars per share)	$ 0.00	$ 0.33	$ 0.00		$ 0.33
Net Income (in dollars per share)	$ 0.07	$ 0.95	$ 0.15		$ 1.42
Diluted: Income from Continuing Operations (in dollars per share)	$ 0.07	$ 0.61	$ 0.15		$ 1.08
Gain from Discontinued Operations, net of taxes (in dollars per share)	$ 0.00	$ 0.33	$ 0.00		$ 0.33
Net Income (in dollars per share)	$ 0.07	$ 0.95	$ 0.15		$ 1.41
Weighted Average Shares Outstanding - Basic	42,862	42,436	42,768		42,313

[1] Unaudited