Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets
Cash and cash equivalents	$ 601	$ 6,571
Restricted cash		600
Accounts receivable	1,183	2,461
Accounts receivable - related entities	6,540	1,515
Prepaid expenses	2,249	744
Fair value of derivative instruments	5,095	21,010
Total current assets	15,668	32,901
Oil and natural gas properties and related equipment
Oil and natural gas properties, equipment and facilities (successful efforts method)	732,160	732,088
Gathering and transportation assets	148,070	147,479
Material and supplies	1,056	1,056
Less accumulated depreciation, depletion, amortization, accretion and impairments	(672,694)	(653,569)
Oil and natural gas properties and equipment, net	208,592	227,054
Other assets
Intangible assets, net	189,177	199,741
Fair value of derivative instruments	6,269	10,008
Equity investment	45,299	642
Other non-current assets	836	954
Total assets	465,841	471,300
Current liabilities
Accounts payable and accrued liabilities	2,366	7,288
Accounts payable and accrued liabilities - related entities	3,795	1,035
Royalties payable	577	689
Total current liabilities	6,738	9,012
Other liabilities
Asset retirement obligation	13,298	20,364
Embedded derivatives	149,873	193,077
Long-term debt, net of debt issuance costs	144,199	104,909
Other liabilities	4,270
Total other liabilities	311,640	318,350
Total liabilities	318,378	327,362
Commitments and contingencies (See Note 11)
Mezzanine equity
Class B preferred units, 19,444,445 units issued and outstanding as of September 30, 2016 and December 31, 2015, respectively	196,372	172,111
Partners' capital (deficit)
Total partners' deficit	(48,909)	(28,173)
Total liabilities and partners' capital	465,841	471,300
Class A Preferred
Partners' capital (deficit)
Class A preferred units, zero units issued and outstanding as of September 30, 2016 and 11,409,131 units issued and outstanding as of December 31, 2015		17,112
Total partners' deficit		17,112
Common Units
Partners' capital (deficit)
Common units, 4,429,915 units issued and outstanding as of September 30, 2016 and 3,240,812 units issued and outstanding as of December 31, 2015	(48,909)	(45,285)
Total partners' deficit	$ (48,909)	$ (45,285)