Long-Term Debt (Details) (USD $)	9 Months Ended			0 Months Ended	9 Months Ended
	Sep. 30, 2013 determination	Jul. 03, 2013	Jul. 02, 2013	Jul. 03, 2013 Gulf of Mexico Acquisition [Member]	Sep. 30, 2013 Maximum [Member]	Sep. 30, 2013 Minimum [Member]	Sep. 30, 2013 Alternate Base Rate [Member] Maximum [Member]	Sep. 30, 2013 Alternate Base Rate [Member] Minimum [Member]	Sep. 30, 2013 Federal Funds Effective Rate [Member]	Sep. 30, 2013 Adjusted LIBO rate [Member] Maximum [Member]	Sep. 30, 2013 Adjusted LIBO rate [Member] Minimum [Member]	Sep. 30, 2013 Letters of credit [Member]	Sep. 30, 2013 10% Senior Notes [Member] Senior Notes [Member]	Jul. 03, 2013 10% Senior Notes [Member] Senior Notes [Member]	Dec. 31, 2012 10% Senior Notes [Member] Senior Notes [Member]	Aug. 19, 2010 10% Senior Notes [Member] Senior Notes [Member]
Long-Term Debt (Textual) [Abstract]
Principal amount														$ 200,000,000		$ 150,000,000
Interest rate of Senior Notes													10.00%		10.00%	10.00%
Price at which notes were issued (as a percent)														100.00%
Purchase price				188,200,000
Adjusted LIBO rate is equal to the rate at which dollar deposits	2,900,000
Revolving credit facility	300,000,000											25,000,000
Borrowings outstanding under the Credit Agreement	75,000,000
Current borrowing base		200,000,000	150,000,000
Aggregate commitments of the lenders	150,000,000
Number of additional borrowing base re-determinations each year that may be requested	2
Percent of amount outstanding held by lenders needed to approve borrowing base to remain the same or be reduced						66.67%
Agreement bear interest at the alternate base rate	Agreement bear interest at the alternate base rate (“ABR”) plus a margin (based on a sliding scale of 0.5% to 1.5% depending on total commitments) or the adjusted LIBO rate (“Eurodollar”) plus a margin (based on a sliding scale of 1.5% to 2.5% depending on total commitments). The alternate base rate is equal to the highest of (i) the JPMorgan Chase prime rate, (ii) the Federal Funds Effective Rate plus 0.5% or (iii) the adjusted LIBO rate plus 1%.
At least secured percentage value of oil and gas properties	80.00%
Adjusted LIBO rate	1.00%						1.50%	0.50%	0.50%	2.50%	1.50%
Accrued in connection with the interest payment	5,000,000
Commitment fees on a sliding scale					0.50%	0.375%
Maximum ratio of total debt to EBITDAX					3.5	1.0
Repurchase Company's common stock					$ 10,000,000
Borrower's Liquidity						20.00%