Our operations include three reportable operating segments. These operating segments reflect the way we manage our operations and make business decisions. Operating segment data for the periods indicated were as follows (in thousands):

	Successor			Predecessor
	Period September 1 through December 31, 2016			Period January 1 through August 31, 2016			Year Ended December 31, 2015			Year Ended December 31, 2014
Gas and oil production:
Revenues⁽¹⁾	$	43,044		$	115,178		$	624,222		$	472,870
Operating costs and expenses		(39,418	)		(86,566	)		(169,653	)		(182,226	)
Depreciation, depletion and amortization expense		(23,218	)		(68,647	)		(145,161	)		(229,482	)
Asset impairment		—			—			(966,635	)		(573,774	)
Segment income (loss)	$	(19,592	)	$	(40,035	)	$	(657,227	)	$	(512,612	)
Well construction and completion:
Revenues	$	2,326		$	19,157		$	76,505		$	173,564
Operating costs and expenses		(2,023	)		(16,658	)		(66,526	)		(150,925	)
Segment income	$	303		$	2,499		$	9,979		$	22,639
Other partnership management:⁽²⁾
Revenues	$	6,818		$	16,735		$	39,306		$	55,220
Operating costs and expenses⁽³⁾		(5,084	)		(21,476	)		(18,775	)		(25,532	)
Depreciation, depletion and amortization expense		(659	)		(13,684	)		(12,817	)		(10,441	)
Segment income (loss)	$	1,075		$	(18,425	)	$	7,714		$	19,247
Reconciliation of segment income (loss) to net loss:
Segment income (loss):
Gas and oil production	$	(19,592	)	$	(40,035	)	$	(657,227	)	$	(512,612	)
Well construction and completion		303			2,499			9,979			22,639
Other partnership management ⁽²⁾		1,075			(18,425	)		7,714			19,247
Total segment income (loss)		(18,214	)		(55,961	)		(639,534	)		(470,726	)
General and administrative expenses⁽³⁾		(18,496	)		(47,098	)		(65,968	)		(72,349	)
Interest expense⁽⁴⁾		(18,327	)		(74,587	)		(102,133	)		(62,144	)
Gain on early extinguishment of debt⁽⁴⁾		—			26,498			—			—
Gain (loss) on asset sales and disposal⁽⁴⁾		180			(479	)		(1,181	)		(1,869	)
Reorganization items, net⁽⁴⁾		(870	)		(16,614	)		—			—
Other income (loss)⁽⁴⁾		22,413			(9,189	)		—			—
Income tax (expense) benefit⁽⁴⁾		—			—			—			—
Net loss	$	(33,314	)	$	(177,430	)	$	(808,816	)	$	(607,088	)
Reconciliation of segment revenues to total revenues:
Gas and oil production	$	43,044		$	115,178		$	624,222		$	472,870
Well construction and completion		2,326			19,157			76,505			173,564
Other partnership management		6,818			16,735			39,306			55,220
Total revenues	$	52,188		$	151,070		$	740,033		$	701,654
Capital expenditures:
Gas and oil production	$	23,990		$	22,684		$	111,329		$	193,131
Other partnership management		273			2,046			14,050			14,202
Corporate and other		70			164			1,759			5,395
Total capital expenditures	$	24,333		$	24,894		$	127,138		$	212,728

(1)	Includes gain (loss) on mark-to-market derivatives.

(2)	Includes revenues and expenses from well services, gathering and processing, administration and oversight, and other, net that do not meet the quantitative threshold for reporting segment information.

(3)

General and administrative expenses have not been allocated to reportable segments as it would be impracticable to reasonably do so for the periods presented, except for $10.9 million in provision for losses on Drilling Partnership receivables for the period January 1, 2016 through August 31, 2016 related a provision for losses related to certain receivables from the Drilling Partnerships to their estimated net realizable values.

(4)	Gain (loss) on asset sales and disposal, reorganization items, net, gain on early extinguishment of debt, interest expense and income tax (expense) benefit have not been allocated to reportable segments as it would be impracticable to reasonably do so for the periods presented.

	Successor		Predecessor
	December 31, 2016		December 31, 2015
Balance sheet:
Goodwill:
Well construction and completion	$	—	$	6,389
Other partnership management		—		7,250
Total goodwill	$	—	$	13,639
Total assets:
Gas and oil production	$	819,454	$	1,551,450
Well construction and completion		6,378		27,039
Other partnership management		11,804		66,641
Corporate and other		44,198		54,819
Total assets	$	881,834	$	1,699,949