Long-term Debt - Assets Pledged as Collateral (Details) (Steel Energy Ltd and Subsidiaries, USD $) In Thousands, unless otherwise specified	Sep. 30, 2014
Steel Energy Ltd and Subsidiaries
Debt Instrument [Line Items]
Cash and cash equivalents	$ 22,625
Accounts receivable	28,195
Property and equipment, net	100,142
Intangible assets, net	36,386
Total	$ 187,348