Long-term Debt (Details) (USD $)	3 Months Ended		6 Months Ended				12 Months Ended	3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013 Energy Credit Agreement Long-term Debt Steel Energy Ltd	Dec. 31, 2013 Energy Credit Agreement Term Loan Steel Energy Ltd	Dec. 31, 2013 Energy Credit Agreement Line of Credit Revolving Credit Facility Steel Energy Ltd	Jun. 30, 2014 Amended Credit Agreement Steel Energy Ltd	Jun. 30, 2014 Amended Credit Agreement Steel Energy Ltd	Jun. 30, 2014 Amended Credit Agreement Long-term Debt Steel Energy Ltd	Jun. 30, 2014 Amended Credit Agreement Term Loan Steel Energy Ltd	Jun. 30, 2014 Amended Credit Agreement Term Loan Steel Energy Ltd	Jun. 30, 2013 Amended Credit Agreement Term Loan Steel Energy Ltd	Jun. 30, 2013 Sun Well Credit Agreement Sun Well	Jun. 30, 2013 Sun Well Credit Agreement Sun Well	Jun. 30, 2014 Sun Well Credit Agreement Term Loan Sun Well	Jun. 30, 2014 Sun Well Credit Agreement Line of Credit Revolving Credit Facility Sun Well
Debt Instrument [Line Items]
Long-term debt	$ 85,893,000		$ 85,893,000		$ 105,000,000	$ 95,000,000										$ 20,000,000.0
Maximum borrowing capacity							10,000,000.0										5,000,000.0
Borrowing base of eligible accounts receivable (as a percent)							85.00%
Quarterly installments										3,300,000
Interest rate (as a percent)								3.00%	3.00%
Interest expense	822,000	84,000	1,690,000	255,000				800,000	1,700,000					100,000	300,000
Interest on term loans											700,000	1,400,000
Amortization of deferred financing fees											$ 100,000		$ 300,000