Segment Information (Tables)

9 Months Ended

Sep. 30, 2016

Segment Information [Abstract]

Identifiable Assets

Identifiable Assets
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
September 30, 2016	$	934,094	$	1,556,485	$	563,915	$	589,326	$	-	$	3,643,820
December 31, 2015	$	1,223,191	$	1,929,185	$	967,719	$	794,149	$	-	$	4,914,244

Company's Information by Geographic Area

Revenues
	Three Months Ended September 30,					Nine Months Ended September 30,
	2016		2015		2016		2015
United States	$	243,586	$	470,154	$	808,546	$	1,771,934
Other Countries		82,639		131,242		287,083		457,481
Total	$	326,225	$	601,396	$	1,095,629	$	2,229,415
Long-Lived Assets
					September 30, 2016		December 31, 2015
United States					$	1,410,751	$	1,799,418
Other Countries						342,962		323,873
Total, net					$	1,753,713	$	2,123,291

Schedule Of Segment Reporting Information By Segment

Three Months Ended September 30, 2016
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	63,570	$	125,022	$	73,540	$	64,093	$	-	$	326,225
Cost of services and rentals (exclusive of
depreciation, depletion, amortization and accretion)		30,137		124,747		62,818		40,466		-		258,168
Depreciation, depletion, amortization and accretion		39,612		51,346		21,469		10,881		-		123,308
General and administrative expenses		23,168		23,124		16,975		23,476		-		86,743
Loss from operations		(29,347)		(74,195)		(27,722)		(10,730)		-		(141,994)
Interest income (expense), net		-		-		(17)		870		(22,624)		(21,771)
Other income		-		-						3,667		3,667
Loss from continuing operations before income taxes	$	(29,347)	$	(74,195)	$	(27,739)	$	(9,860)	$	(18,957)	$	(160,098)

Three Months Ended September 30, 2015
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	128,489	$	202,912	$	163,937	$	106,058	$	-	$	601,396
Cost of services and rentals (exclusive of
depreciation, depletion, amortization and accretion)		43,827		174,429		130,021		72,208		-		420,485
Depreciation, depletion, amortization and accretion		48,366		53,836		29,954		14,601		-		146,757
General and administrative expenses		29,299		30,044		34,395		29,451		-		123,189
Reduction in value of assets		-		740,000		15,632		-		-		755,632
Income (loss) from operations		6,997		(795,397)		(46,065)		(10,202)		-		(844,667)
Interest income (expense), net		-		-		(845)		430		(22,207)		(22,622)
Other expense		-		-		-		-		(3,123)		(3,123)
Income (loss) from continuing operations    before income taxes	$	6,997	$	(795,397)	$	(46,910)	$	(9,772)	$	(25,330)	$	(870,412)

Nine Months Ended September 30, 2016
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	240,773	$	373,387	$	250,829	$	230,640	$	-	$	1,095,629
Cost of services and rentals (exclusive of
depreciation, depletion, amortization and accretion)		102,308		363,447		201,002		135,385		-		802,142
Depreciation, depletion, amortization and accretion		130,749		158,885		68,041		34,342		-		392,017
General and administrative expenses		76,974		68,250		55,643		69,600		-		270,467
Reduction in value of assets		47,659		188,741		226,061		-		-		462,461
Loss from operations		(116,917)		(405,936)		(299,918)		(8,687)		-		(831,458)
Interest expense, net		-		-		(1,330)		2,669		(69,664)		(68,325)
Other expense		-		-		-		-		22,103		22,103
Loss from continuing operations    before income taxes	$	(116,917)	$	(405,936)	$	(301,248)	$	(6,018)	$	(47,561)	$	(877,680)

Nine Months Ended September 30, 2015
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	471,501	$	780,455	$	623,985	$	353,474	$	-	$	2,229,415
Cost of services and rentals (exclusive of
depreciation, depletion, amortization and accretion)		153,350		610,876		477,752		226,286		-		1,468,264
Depreciation, depletion, amortization and accretion		146,541		169,106		105,463		46,219		-		467,329
General and administrative expenses		98,292		101,093		113,500		90,927		-		403,812
Reduction in value of assets		15,797		780,263		767,209		-		-		1,563,269
Income (loss) from operations		57,521		(880,883)		(839,939)		(9,958)		-		(1,673,259)
Interest expense, net		-		-		(979)		1,271		(71,505)		(71,213)
Other expense		-		-		-		-		(10,620)		(10,620)
Income (loss) from continuing operations    before income taxes	$	57,521	$	(880,883)	$	(840,918)	$	(8,687)	$	(82,125)	$	(1,755,092)