Related Party Transactions - Additional Information (Details) (USD $)				3 Months Ended
Mar. 31, 2014	Dec. 31, 2013	Feb. 28, 2014 Convertible Subordinated Note to Allied	Mar. 31, 2014 Monthly Revenue From Allied
Related Party Transaction [Line Items]
Crude oil lifting receivables and billings	$ 4,154,000	$ 1,026,000
Revenue from Related Parties				150,000
Other current assets	624,000	624,000
Accounts payable and accrued expenses	27,047,000	25,721,000
Executed subsidiary Promissory Note	92,100,000	6,500,000
Notes payable due to 'Allied' for remaining cash consideration	85,000,000
Convertible subordinate note issued			$ 50,000,000

Amount for accounts payable to related parties.

For an unclassified balance sheet, amount of receivables arising from transactions with related parties.

Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.

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- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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