CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 25,970,724	$ 30,052,256
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, depletion and amortization	53,084,435	25,614,523
Deferred income taxes	16,270,187	18,813,302
Stock-based compensation	7,063,288	1,466,338
Exploration		1,575,494
Amortization of deferred financing costs	664,923	464,377
Accretion of contractual obligation for land acquisition	380,652
Valuation (increase) decrease in commodity derivatives	(5,440,475)	(11,992,390)
Other		3,334
(Increase) decrease in operating assets:
Accounts receivable	(9,343,524)	(12,811,924)
Prepaid expenses and other assets	634,473	(31,491)
(Decrease) increase in operating liabilities:
Accounts payable and accrued liabilities	(1,376,701)	3,381,752
Settlement of asset retirement obligations	(73,358)	(146,125)
Net cash provided by operating activities	87,834,624	56,389,446
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of oil and gas properties	(8,351,540)	(553,731)
Exploration and development of oil and gas properties	(162,688,720)	(102,945,699)
Natural gas plant capital expenditures	(3,987,470)	(6,510,563)
Decrease in restricted cash	79,478	232,580
Additions to property and equipment-non oil and gas	(2,625,920)	(1,469,133)
Net cash (used) in investing activities	(177,574,172)	(111,246,546)
CASH FLOWS FROM FINANCING ACTIVITIES:
Increase in bank revolving credit	33,500,000	56,000,000
Payment on bank revolving credit	(191,500,000)
Proceeds from sale of senior notes	300,000,000
Offering costs related to sale of senior notes	(7,270,105)
Payment of employee tax withholdings in exchange for the return of common stock	(3,127,438)
Deferred financing costs	(45,921)	(627,196)
Net cash provided by financing activities	131,556,536	55,372,804
NET INCREASE IN CASH AND CASH EQUIVALENTS	41,816,988	515,704
CASH AND CASH EQUIVALENTS:
Beginning of period	4,267,667	2,089,674
End of period	46,084,655	2,605,378
SUPPLEMENTAL CASH FLOW DISCLOSURE:
Cash paid for interest	2,320,886	512,000
Cash paid for income taxes	100,000
Changes in working capital related to drilling expenditures, natural gas plant expenditures, and property acquisition	$ 7,400,906	$ 39,577,503