Reporting Segments (Tables)

3 Months Ended

Mar. 31, 2017

The following tables set forth our segment information for the periods indicated (in thousands):


	Three Months Ended March 31, 2017
	Production		Midstream		Total
Operating revenues
Natural gas sales	$	2,779	$	—	$	2,779
Oil sales		11,350		—		11,350
Natural gas liquids sales		467		—		467
Gathering and transportation sales		—		11,211		11,211
Total operating revenues		14,596		11,211		25,807

Operating expenses:
Lease operating expenses		4,724		259		4,983
Transportation operating expenses		—		3,296		3,296
Cost of sales		37		—		37
Production taxes		473		—		473
General and administrative		4,104		1,505		5,609
Unit-based compensation expense		540		—		540
Depreciation, depletion and amortization		3,281		8,900		12,181
Asset impairments		4,688		—		4,688
Accretion expense		192		66		258
Total operating expenses		18,039		14,026		32,065

Operating loss	$	(3,443)	$	(2,815)	$	(6,258)


	Three Months Ended March 31, 2016
	Production		Midstream		Total
Operating revenues
Natural gas sales	$	3,675	$	—	$	3,675
Oil sales		5,343		—		5,343
Natural gas liquids sales		276		—		276
Gathering and transportation sales		—		13,875		13,875
Total operating revenues		9,294		13,875		23,169

Operating expenses:
Lease operating expenses		4,875		98		4,973
Transportation operating expenses		—		3,054		3,054
Cost of sales		130		—		130
Production taxes		221		—		221
General and administrative		4,434		1,285		5,719
Unit-based compensation expense		438		—		438
Depreciation, depletion and amortization		2,114		5,074		7,188
Asset impairments		1,309		—		1,309
Accretion expense		254		61		315
Total operating expenses		13,775		9,572		23,347

Operating income (loss)	$	(4,481)	$	4,303	$	(178)

The following table summarizes the total assets by operating segment as of March 31, 2017 and December 31, 2016 (in thousands):