Business Segments (Tables)

12 Months Ended

Dec. 31, 2016

Segment Reporting [Abstract]

Business Segments - Financial Information

The following tables summarize selected financial information relating to the Company’s business segments (in thousands):

	Years Ended December 31,
	2016			2015			2014
Revenues:
Contract drilling	$	544,196		$	1,155,565		$	1,843,707
Pressure pumping		354,070			712,454			1,294,569
Other operations(a)		18,299			24,931			50,196
Elimination of intercompany revenues(b)		(699	)		(1,673	)		(6,181	)
Total revenues	$	915,866		$	1,891,277		$	3,182,291
Income (loss) before income taxes:
Contract drilling	$	(235,858	)	$	(78,970	)	$	241,851
Pressure pumping		(176,628	)		(254,998	)		89,081
Other operations		(3,391	)		(14,269	)		(6,738	)
Corporate		(54,672	)		(57,088	)		(56,849	)
Other operating income (expense), net (c)		14,323			(1,647	)		15,781
Interest income		327			964			979
Interest expense		(40,366	)		(36,475	)		(29,825	)
Other		69			34			3
Income (loss) before income taxes	$	(496,196	)	$	(442,449	)	$	254,283
Identifiable assets:
Contract drilling	$	3,032,819		$	3,457,044		$	4,000,576
Pressure pumping		653,630			813,704			1,186,010
Other operations		48,885			38,726			51,313
Corporate(d)		69,272			220,010			153,013
Total assets	$	3,804,606		$	4,529,484		$	5,390,912
Depreciation, depletion, amortization and impairment:
Contract drilling	$	467,974		$	618,434		$	524,023
Pressure pumping		184,872			214,552			147,595
Other operations		10,114			26,301			42,576
Corporate		5,474			5,472			4,536
Total depreciation, depletion, amortization and impairment	$	668,434		$	864,759		$	718,730
Capital expenditures:
Contract drilling	$	72,508		$	527,054		$	771,593
Pressure pumping		39,584			197,577			241,359
Other operations		6,116			16,625			36,683
Corporate		1,591			2,520			2,706
Total capital expenditures	$	119,799		$	743,776		$	1,052,341

(a) Other operations includes the Company’s pipe handling components and related technology business, the oil and natural gas working interests and the Middle East/North Africa business.

(b) Consists of contract drilling and, in 2016, intercompany revenues between the pipe handling component manufacturer and the pipe handling component service provider, and in 2014, pressure pumping intercompany revenues for services provided to the oil and natural gas exploration and production segment.

(c) Other operating income (expense), net includes net gains or losses associated with the disposal of assets relate to corporate strategy decisions of the executive management group.  Accordingly, the related gains or losses have been separately presented and excluded from the results of specific segments. This caption also includes expenses related to certain legal settlements net of insurance reimbursements.

(d) Corporate assets primarily include cash on hand, income tax receivables and certain deferred tax assets.