Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash flows from operating activities:
Net income	$ 6,433	$ 43,758
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred tax benefit	(594)	(1,081)
Depreciation, depletion and amortization	43,415	43,467
Ceiling test writedown	18,907
Non-cash gain on legal settlement		(4,164)
Loss on early extinguishment of debt		5,973
Accretion of asset retirement obligation	1,612	1,300
Share based compensation expense	2,985	5,863
Amortization costs and other	461	1,124
Payments to settle asset retirement obligations	(551)	(5,672)
Changes in working capital accounts:
Revenue receivable	8,087	6,807
Joint interest billing receivable	(34,646)	(384)
Prepaid drilling and pipe costs	3,164	3,504
Accounts payable and accrued liabilities	26,914	(55)
Advances from co-owners	17,926	(2,162)
Other	(3,000)	(2,084)
Net cash provided by operating activities	91,113	96,194
Cash flows used in investing activities:
Investment in oil and gas properties	(141,687)	(78,015)
Proceeds from sale of unevaluated properties	14,461	22,473
Proceeds from sale of oil and gas properties		35,000
Net cash used in investing activities	(127,226)	(20,542)
Cash flows used in financing activities:
Net payments for share based compensation	(977)	(223)
Deferred financing costs	(24)	(8)
Proceeds from issuance of 10% Sr. Notes		150,000
Costs to issue 10% Sr. Notes		(4,117)
Redemption of 10 3/8% Sr. Notes		(150,000)
Costs to redeem 10 3/8% Sr. Notes		(4,187)
Payment of preferred stock dividend	(3,854)	(3,852)
Proceeds from bank borrowings	22,000
Repayment of bank borrowings	(22,000)	(29,000)
Net cash used in financing activities	(4,855)	(41,387)
Net (decrease) increase in cash and cash equivalents	(40,968)	34,265
Cash and cash equivalents, beginning of period	63,237	20,772
Cash and cash equivalents, end of period	22,269	55,037
Cash paid during the period for:
Interest	15,870	10,923
Income taxes	$ 51	$ 192