Liquidity And Going Concern (Details) $ in Thousands |
3 Months Ended | 12 Months Ended | ||||||||||||||||||||
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Mar. 14, 2016
USD ($)
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Dec. 31, 2015
USD ($)
$ / Boe
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Sep. 30, 2015
USD ($)
|
[1] |
Jun. 30, 2015
USD ($)
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[1] |
Mar. 31, 2015
USD ($)
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[1] |
Dec. 31, 2014
USD ($)
|
[1] |
Sep. 30, 2014
USD ($)
|
[1] |
Jun. 30, 2014
USD ($)
$ / Boe
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Mar. 31, 2014
USD ($)
|
[1] |
Dec. 31, 2015
USD ($)
$ / Boe
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Dec. 31, 2014
USD ($)
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Dec. 31, 2013
USD ($)
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Liquidity And Going Concern [Line Items] | ||||||||||||||||||||||
Oil and natural gas sales | $ 17,523 | [1] | $ 17,546 | $ 27,137 | $ 18,239 | $ 23,037 | $ 24,486 | $ 52,098 | [1] | $ 28,071 | $ 80,445 | $ 127,691 | $ 169,277 | |||||||||
Borrowings under credit facility | 15,000 | 15,000 | ||||||||||||||||||||
Credit facility borrowing base | $ 20,100 | $ 20,100 | ||||||||||||||||||||
Energy Related Derivative [Member] | ||||||||||||||||||||||
Liquidity And Going Concern [Line Items] | ||||||||||||||||||||||
Crude oil, average price per Barrel | $ / Boe | 33.56 | 103.23 | 33.56 | |||||||||||||||||||
Sonangol P&P [Member] | Subsequent Event [Member] | ||||||||||||||||||||||
Liquidity And Going Concern [Line Items] | ||||||||||||||||||||||
Joint interest owner payments | $ 19,000 | |||||||||||||||||||||
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- Definition Crude Oil Average Price Per Barrel No definition available.
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- Definition Joint Interest Owner Payments No definition available.
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- Definition Liquidity And Going Concern [Line Items] No definition available.
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Revenue from the sale of oil and gas during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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