Segment Information (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Schedule of selected financial information regarding operating segments

The following tables present selected financial information regarding our operating segments for the years ended December 31, 2014, 2013 and 2012.

				Contract			Intercompany			Consolidated
For the Year Ended December 31, 2014	Oil and Gas			Drilling			Eliminations			Total
	(In thousands)
Revenues	$	440,428		$	59,107		$	(31,079	)	$	468,456
Depreciation, depletion and amortization(a)	157,164			13,307			(4,088		)	166,383
Other operating expenses(b)	170,878			41,912			(22,356		)	190,434
Interest expense	50,907			—			—			50,907
Other (income) expense	(8,001		)	165			—			(7,836		)
Income (loss) before income taxes	69,480			3,723			(4,635		)	68,568
Income tax (expense) benefit	(23,384		)	(1,303		)	—			(24,687		)
Net income (loss)	$	46,096		$	2,420		$	(4,635	)	$	43,881
Total assets	$	1,482,863		$	70,051		$	(42,029	)	$	1,510,885
Additions to property and equipment	$	412,951		$	27,128		$	(4,635	)	$	435,444

				Contract			Intercompany			Consolidated
For the Year Ended December 31, 2013	Oil and Gas			Drilling			Eliminations			Total
	(In thousands)
Revenues	$	411,403		$	37,255		$	(19,443	)	$	429,215
Depreciation, depletion and amortization(a)	229,460			13,844			(2,591		)	240,713
Other operating expenses(b)	159,294			32,817			(16,224		)	175,887
Interest expense	43,079			—			—			43,079
Other (income) expense	6,826			—			—			6,826
Income (loss) before income taxes	(27,256		)	(9,406		)	(628		)	(37,290		)
Income tax (expense) benefit	9,136			3,292			—			12,428
Net income (loss)	$	(18,120	)	$	(6,114	)	$	(628	)	$	(24,862	)
Total assets	$	1,339,920		$	54,697		$	(27,880	)	$	1,366,737
Additions to property and equipment	$	280,173		$	5,107		$	(628	)	$	284,652

				Contract			Intercompany			Consolidated
For the Year Ended December 31, 2012	Oil and Gas			Drilling			Eliminations			Total
	(In thousands)
Revenues	$	407,194		$	57,218		$	(41,360	)	$	423,052
Depreciation, depletion and amortization(a)	140,967			14,442			(6,778		)	148,631
Other operating expenses(b)	176,922			52,678			(34,972		)	194,628
Interest expense	38,664			—			—			38,664
Other (income) expense	(15,979		)	(3		)	—			(15,982		)
Income (loss) before income taxes	66,620			(9,899		)	390			57,111
Income tax (expense) benefit	(25,473		)	3,465			—			(22,008		)
Net income (loss)	$	41,147		$	(6,434	)	$	390		$	35,103
Total assets	$	1,535,544		$	64,045		$	(25,005	)	$	1,574,584
Additions to property and equipment	$	500,161		$	15,207		$	390		$	515,758

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(a) Includes impairment of property and equipment.

(b) Includes the following expenses:  production, exploration, midstream services, drilling rig services, accretion of ARO, G&A and other operating expenses.