Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenues
Natural gas sales	$ 787	$ 4,434	$ 5,818	$ 8,709
Oil sales	3,061	2,159	22,520	4,746
Natural gas liquids sales	514	264	1,473	784
Gathering and transportation sales	14,234	12,997	39,621	41,130
Total revenues	18,596	19,854	69,432	55,369
Operating expenses:
Lease operating expenses	1,735	2,767	10,599	11,918
Transportation operating expenses	2,661	3,111	8,989	9,179
Cost of sales		99	77	292
Production taxes	340	290	1,166	837
General and administrative	5,614	6,286	17,576	16,983
Unit-based compensation expense	631	90	1,951	1,619
Loss (gain) on sale of assets	(2,546)	219	(2,546)	219
Depreciation, depletion and amortization	6,899	7,507	28,017	20,824
Asset impairments			4,688	1,309
Accretion expense	149	271	647	901
Total operating expenses	15,483	20,640	71,164	64,081
Other (income) expense
Interest expense, net	2,215	1,543	5,994	3,545
Gain on embedded derivatives		(30,012)		(43,204)
Earnings from equity investments	(2,873)	(1,124)	(4,397)	(1,136)
Other income				(49)
Total other (income) expenses	(658)	(29,593)	1,597	(40,844)
Total (income) expenses	14,825	(8,953)	72,761	23,237
Income (loss) before income taxes	3,771	28,807	(3,329)	32,132
Net income (loss)	3,771	28,807	(3,329)	32,132
Less:
Preferred unit distributions paid in common units			(2,625)
Preferred unit distributions	(8,750)	(12,250)	(24,500)	(29,750)
Preferred unit amortization	(463)	(6,608)	(1,300)	(20,379)
Net income (loss) attributable to common unitholders	$ (5,442)	$ 9,949	$ (31,754)	$ (17,997)
Net income (loss) per unit
Common units - Basic	$ (0.38)	$ 2.49	$ (2.29)	$ (5.06)
Common units - Diluted	$ (0.38)	$ 1.21	$ (2.29)	$ (5.06)
Common units - Basic	14,313,999	3,998,209	13,888,057	3,556,675
Common units - Diluted	14,313,999	23,771,370	13,888,057	3,556,675