The following tables provide certain information about the operations of each of our segments:



	Three Months Ended September 30, 2017
	Oil and Natural Gas			Contract Drilling		Mid-stream		Other			Eliminations			Total Consolidated
	(In thousands)
Revenues:
Oil and natural gas	$	85,470		$	—	$	—	$	—		$	—		$	85,470
Contract drilling	—			55,588		—		—			(3,969		)	51,619
Gas gathering and processing	—			—		69,057		—			(17,658		)	51,399
Total revenues	85,470			55,588		69,057		—			(21,627		)	188,488
Expenses:
Operating costs:
Oil and natural gas	35,082			—		—		—			(1,171		)	33,911
Contract drilling	—			38,115		—		—			(3,368		)	34,747
Gas gathering and processing	—			—		54,602		—			(16,486		)	38,116
Total operating costs	35,082			38,115		54,602		—			(21,025		)	106,774
Depreciation, depletion, and amortization	26,460			15,280		10,880		1,913			—			54,533
Total expenses	61,542			53,395		65,482		1,913			(21,025		)	161,307
Total operating income (loss) ⁽¹⁾	23,928			2,193		3,575		(1,913		)	(602		)
General and administrative expense	—			—		—		(9,235		)	—			(9,235		)
Gain (loss) on disposition of assets	(1		)	68		14		—			—			81
Loss on derivatives	—			—		—		(2,614		)	—			(2,614		)
Interest expense, net	—			—		—		(9,944		)	—			(9,944		)
Other	—			—		—		5			—			5
Income (loss) before income taxes	$	23,927		$	2,261	$	3,589	$	(23,701	)	$	(602	)	$	5,474

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(1)	Operating income (loss) is total operating revenues less operating expenses, depreciation, depletion, and amortization and does not include general corporate expenses, gain (loss) on disposition of assets, loss on derivatives, interest expense, other income (loss), or income taxes.



	Three Months Ended September 30, 2016
	Oil and Natural Gas			Contract Drilling			Mid-stream		Other			Eliminations			Total Consolidated
	(In thousands)
Revenues:
Oil and natural gas	$	78,854		$	—		$	—	$	—		$	—		$	78,854
Contract drilling	—			25,819			—		—			—			25,819
Gas gathering and processing	—			—			63,090		—			(14,355		)	48,735
Total revenues	78,854			25,819			63,090		—			(14,355		)	153,408
Expenses:
Operating costs:
Oil and natural gas	27,710			—			—		—			(1,696		)	26,014
Contract drilling	—			19,137			—		—			—			19,137
Gas gathering and processing	—			—			48,397		—			(12,659		)	35,738
Total operating costs	27,710			19,137			48,397		—			(14,355		)	80,889
Depreciation, depletion, and amortization	27,135			11,318			11,436		80			—			49,969
Impairments	49,443			—			—		—			—			49,443
Total expenses	104,288			30,455			59,833		80			(14,355		)	180,301
Total operating income (loss)⁽¹⁾	(25,434		)	(4,636		)	3,257		(80		)	—
General and administrative expense	—			—			—		(8,852		)	—			(8,852		)
Gain on disposition of assets	—			151			—		3			—			154
Gain on derivatives	—			—			—		6,969			—			6,969
Interest expense, net	—			—			—		(10,002		)	—			(10,002		)
Other	—			—			—		3			—			3
Income (loss) before income taxes	$	(25,434	)	$	(4,485	)	$	3,257	$	(11,959	)	$	—		$	(38,621	)

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(1)	Operating income (loss) is total operating revenues less operating expenses, depreciation, depletion, amortization, and impairment and does not include general corporate expenses, gain on disposition of assets, gain on derivatives, interest expense, other income (loss), or income taxes.



	Nine Months Ended September 30, 2017
	Oil and Natural Gas		Contract Drilling			Mid-stream		Other			Eliminations			Total Consolidated
	(In thousands)
Revenues:
Oil and natural gas	$	256,241	$	—		$	—	$	—		$	—		$	256,241
Contract drilling	—		137,617			—		—			(9,558		)	128,059
Gas gathering and processing	—		—			198,632		—			(48,139		)	150,493
Total revenues	256,241		137,617			198,632		—			(57,697		)	534,793
Expenses:
Operating costs:
Oil and natural gas	99,349		—			—		—			(3,476		)	95,873
Contract drilling	—		99,794			—		—			(8,581		)	91,213
Gas gathering and processing	—		—			156,525		—			(44,663		)	111,862
Total operating costs	99,349		99,794			156,525		—			(56,720		)	298,948
Depreciation, depletion, and amortization	71,544		41,896			32,547		5,558			—			151,545
Total expenses	170,893		141,690			189,072		5,558			(56,720		)	450,493
Total operating income (loss)⁽¹⁾	85,348		(4,073		)	9,560		(5,558		)	(977		)
General and administrative expense	—		—			—		(26,902		)	—			(26,902		)
Gain on disposition of assets	176		106			58		813			—			1,153
Gain on derivatives	—		—			—		21,019			—			21,019
Interest expense, net	—		—			—		(28,807		)	—			(28,807		)
Other	—		—			—		14			—			14
Income (loss) before income taxes	$	85,524	$	(3,967	)	$	9,618	$	(39,421	)	$	(977	)	$	50,777

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(1)	Operating income (loss) is total operating revenues less operating expenses, depreciation, depletion, and amortization and does not include general corporate expenses, gain on disposition of assets, gain on derivatives, interest expense, other income (loss), or income taxes.



	Nine Months Ended September 30, 2016
	Oil and Natural Gas			Contract Drilling			Mid-stream				Other			Eliminations			Total Consolidated
	(In thousands)
Revenues:
Oil and natural gas	$	206,318		$	—		$	—			$	—		$	—		$	206,318
Contract drilling	—			88,786			—				—			—			88,786
Gas gathering and processing	—			—			168,668				—			(35,875		)	132,793
Total revenues	206,318			88,786			168,668				—			(35,875		)	427,897
Expenses:
Operating costs:
Oil and natural gas	98,070			—			—				—			(5,379		)	92,691
Contract drilling	—			66,489			—				—			—			66,489
Gas gathering and processing	—			—			129,681				—			(30,496		)	99,185
Total operating costs	98,070			66,489			129,681				—			(35,875		)	258,365
Depreciation, depletion, and amortization	89,378			34,431			34,410				218			—			158,437
Impairments	161,563			—			—				—			—			161,563
Total expenses	349,011			100,920			164,091				218			(35,875		)	578,365
Total operating income (loss)⁽¹⁾	(142,693		)	(12,134		)	4,577				(218		)	—
General and administrative expense	—			—			—				(25,811		)	—			(25,811		)
Gain (loss) on disposition of assets	(324		)	1,467			(302		)	—	(18		)	—			823
Loss on derivatives	—			—			—				(4,774		)	—			(4,774		)
Interest expense, net	—			—			—				(30,225		)	—			(30,225		)
Other	—			—			—				(11		)	—			(11		)
Income (loss) before income taxes	$	(143,017	)	$	(10,667	)	$	4,275			$	(61,057	)	$	—		$	(210,466	)

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(1)	Operating income (loss) is total operating revenues less operating expenses, depreciation, depletion, amortization, and impairment and does not include general corporate expenses, gain (loss) on disposition of assets, loss on derivatives, interest expense, other income (loss), or income taxes.