Purchase Consideration Paid and Assets Acquired and Liabilities Assumed (Details) (USD $) In Thousands, unless otherwise specified	1 Months Ended
	Feb. 28, 2014
Business Acquisition [Line Items]
CAMAC Energy Inc. common stock	$ 0
Long-term convertible subordinated note payable - related party	50,000
Total purchase price	220,000
Assets acquired and liabilities assumed:
Property, plant and equipment, net	248,736
Accounts payable	(25,429)
Asset retirement obligations	(20,890)
Net assets acquired	202,417
Consideration in excess of carrying value acquired	17,583
Cash consideration paid upon First Closing
Business Acquisition [Line Items]
Cash consideration	85,000
Cash consideration paid upon Second Closing
Business Acquisition [Line Items]
Cash consideration	$ 85,000