Segment Information (Tables)

9 Months Ended

Sep. 30, 2014

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, 2014	$	1,282,129	$	3,012,785	$	2,123,888	$	1,045,138	$	-	$	7,463,940
December 31, 2013	$	1,245,501	$	2,973,916	$	2,176,785	$	1,015,105	$	-	$	7,411,307

Company's information by geographic area

Revenues:
	Three Months Ended September 30,				Nine Months Ended September 30,
	2014		2013		2014		2013
United States	$	1,024,919	$	932,686	$	2,850,179	$	2,783,756
Other Countries		184,107		163,726		527,817		490,657
Total	$	1,209,026	$	1,096,412	$	3,377,996	$	3,274,413
Long-Lived Assets:
					September 30, 2014		December 31, 2013
United States					$	2,343,365	$	2,476,792
Other Countries						359,167		525,402
Total, net					$	2,702,532	$	3,002,194

Schedule Of Segment Reporting Information By Segment

Three Months Ended September 30, 2014
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	239,204	$	470,849	$	348,793	$	150,180	$	-	$	1,209,026
Cost of services and rentals
(exclusive of items shown separately below)		76,277		317,433		248,567		79,415		-		721,692
Depreciation, depletion, amortization     and accretion		47,904		59,009		41,225		22,016		-		170,154
General and administrative expenses		36,913		39,625		45,627		32,694		-		154,859
Income from operations		78,110		54,782		13,374		16,055		-		162,321
Interest expense, net		-		-		-		404		(24,573)		(24,169)
Other expense		-		-		-		-		(2,051)		(2,051)
Income (loss) from continuing operations     before income taxes	$	78,110	$	54,782	$	13,374	$	16,459	$	(26,624)	$	136,101

Three Months Ended September 30, 2013
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	215,523	$	398,016	$	359,722	$	123,151	$	-	$	1,096,412
Cost of services and rentals
(exclusive of items shown separately below)		73,873		275,676		251,575		70,508		-		671,632
Depreciation, depletion, amortization     and accretion		42,390		52,576		45,554		11,508		-		152,028
General and administrative expenses		35,864		37,216		46,735		27,549		-		147,364
Income from operations		63,396		32,548		15,858		13,586		-		125,388
Interest expense, net		-		-		-		743		(26,307)		(25,564)
Other expense		-		-		-		-		(1,697)		(1,697)
Income (loss) from continuing operations     before income taxes	$	63,396	$	32,548	$	15,858	$	14,329	$	(28,004)	$	98,127

Nine Months Ended September 30, 2014
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	685,396	$	1,258,774	$	1,013,904	$	419,922	$	-	$	3,377,996
Cost of services and rentals
(exclusive of items shown separately below)		216,166		876,575		706,911		223,938		-		2,023,590
Depreciation, depletion, amortization     and accretion		140,265		174,995		123,213		54,964		-		493,437
General and administrative expenses		117,026		114,604		138,058		87,943		-		457,631
Income from operations		211,939		92,600		45,722		53,077		-		403,338
Interest expense, net		-		-		-		1,167		(73,777)		(72,610)
Other expense		-		-		-		-		(1,480)		(1,480)
Income (loss) from continuing operations     before income taxes	$	211,939	$	92,600	$	45,722	$	54,244	$	(75,257)	$	329,248

Nine Months Ended September 30, 2013
			Onshore
	Drilling		Completion
	Products and		and Workover		Production		Technical				Consolidated
	Services		Services		Services		Solutions		Unallocated		Total
Revenues	$	614,924	$	1,222,215	$	1,096,185	$	341,089	$	-	$	3,274,413
Cost of services and rentals
(exclusive of items shown separately below)		205,502		819,472		756,954		188,002		-		1,969,930
Depreciation, depletion, amortization     and accretion		125,768		158,021		133,361		29,282		-		446,432
General and administrative expenses		104,002		116,786		143,349		76,675		-		440,812
Income from operations		179,652		127,936		62,521		47,130		-		417,239
Interest expense, net		-		-		-		2,195		(83,805)		(81,610)
Other income		-		-		-		-		41		41
Loss on early extinguishment of debt		-		-		-		-		(884)		(884)
Income (loss) from continuing operations     before income taxes	$	179,652	$	127,936	$	62,521	$	49,325	$	(84,648)	$	334,786