Commitments and Contingencies (Details) (USD $)	3 Months Ended	12 Months Ended	0 Months Ended				1 Months Ended	0 Months Ended		3 Months Ended	0 Months Ended	3 Months Ended	0 Months Ended				3 Months Ended		0 Months Ended	3 Months Ended	0 Months Ended			3 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Jun. 26, 2013 Public Offering	Jun. 14, 2013 Public Offering item	Jun. 26, 2013 Series B Warrants Public Offering item	Jun. 30, 2013 Subsequent Events	Nov. 30, 2012 Stockholder claims	Aug. 01, 2012 Karlsson Group	Jun. 30, 2013 Karlsson Group	Jun. 30, 2013 Karlsson Group Karlsson Note Amendment	Apr. 15, 2013 Karlsson Group Extension Agreement	Jun. 30, 2013 Karlsson Group Extension Agreement	Jun. 26, 2013 Karlsson Group Second Extension Agreement Minimum item	Apr. 15, 2013 Affiliates of Apollo Global Management, LLC Apollo Notes	Apr. 15, 2013 Affiliates of Apollo Global Management, LLC Extension Agreement Apollo Notes	Jun. 26, 2013 Affiliates of Apollo Global Management, LLC Second Extension Agreement Apollo Notes	Jun. 30, 2013 Buffalo Management Llc	Aug. 01, 2012 Buffalo Management Llc	Apr. 15, 2013 Buffalo Management Llc Extension Agreement	Jun. 30, 2013 Buffalo Management Llc Extension Agreement	Apr. 15, 2013 Buffalo Management Llc Extension Agreement Maximum	Jun. 30, 2013 AWP Karlsson Group	Aug. 01, 2012 AWP Karlsson Group	Jun. 30, 2013 AWP Karlsson Group Forecast
Commitments and Contingencies
Value of shares purchased by shareholder in public offering	$ 2,144,000	$ 66,290,000	$ 5,000,000				$ 10,000,000
Number of underwriters				4
Royalty as a percentage of gross sales granted								2.00%																15.00%
Percentage of ownership interest held by non-controlling owners								50.00%	50.00%													50.00%	50.00%
Cap amount of royalty granted as a percentage of gross sales																								75,000,000
Percentage of net proceeds of note to be deposited into escrow										50.00%
Proceeds from issuance of capital										20,000,000
Amount to be deposited into escrow										10,000,000
Percentage of gross proceeds agreed to be paid to party to agreement										10.00%
Principal payments payable expressed as a percentage of gross proceeds														10.00%	10.00%	10.00%
Combined cost of gross-up payments										20,000,000
Combined cost of gross-up payments included in liability	1,164,000	6,226,000							1,200,000	17,600,000
Estimated future combined cost of gross-up payment										$ 1,200,000
Number of wells on which the complete total depth milestone is required													8
Percentage of gross revenue											1.00%	2.00%					1.00%		2.00%	1.00%
Percentage of outstanding capital stock issuable to Buffalo																					10.00%
Percentage of equity market capitalization redeemable as consideration																					10.00%
Commitments to issue additional shares of common stock under existing service contracts	600,000
Commitments to issue additional warrants under existing service contracts	50,000
Commitments to issue additional shares of common stock under existing service contracts due in quarterly increments	75,000
Commitments to issue additional warrants under existing service contracts due in monthly tranches	10,000
Period of each warrant tranche	5 years
Number of warrants issued					42,839,890
Exercise price (in dollars per share)					$ 0.12													$ 2.60
Number of additional warrants called by each warrant (in shares)					1
Number of additional shares of common stock and exercisable warrant called by each warrant					1
Expiration period from date of issuance					5 years
Number of shares issued in exchange of amount owed						10,574,107