Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net income	$ 28,160	$ 10,506
Adjustments to reconcile net income to net cash provided by operating activities:
Deferred tax benefit	(389)	(474)
Depreciation, depletion and amortization	64,424	49,882
Accretion of asset retirement obligation	2,223	1,203
Non-cash share-based compensation expense	4,025	3,105
Amortization costs and other	1,636	1,138
Non-cash derivative income	0	(202)
Payments to settle asset retirement obligations	(2,902)	(2,415)
Changes in working capital accounts:
Revenue receivable	2,353	(13,819)
Prepaid drilling costs	(45)	735
Joint interest billing receivable	1,279	13,612
Accounts payable and accrued liabilities	6,561	(11,781)
Advances from co-owners	15,881	(13,315)
Other	2,655	(5,266)
Net cash provided by operating activities	125,861	32,909
Cash flows from investing activities:
Investment in oil and gas properties	(133,048)	(261,707)
Investment in other property and equipment	(860)	(970)
Sale of oil and gas properties	8,564	18,915
Sale of unevaluated oil and gas properties	1,640	0
Net cash used in investing activities	(123,704)	(243,762)
Cash flows from financing activities:
Net proceeds (payments) for share based compensation	651	(379)
Deferred financing costs	(204)	(487)
Payment of preferred stock dividend	(3,854)	(3,854)
Proceeds from issuance of 10% Senior Notes	0	200,000
Deferred financing costs of 10% Senior Notes	0	(4,922)
Proceeds from bank borrowings	10,000	62,000
Repayment of bank borrowings	(12,500)	(37,000)
Net cash provided by (used in) financing activities	(5,907)	215,358
Net increase (decrease) in cash and cash equivalents	(3,750)	4,505
Cash and cash equivalents, beginning of period	9,153	14,904
Cash and cash equivalents, end of period	5,403	19,409
Cash paid during the period for:
Interest	36,606	19,479
Income taxes	$ 132	$ 11