Business Segments (Tables)

6 Months Ended

Jun. 30, 2011

Separate financial data for each of our business segments is provided in the table below (in thousands):


	Three Months Ended June 30,						Six Months Ended June 30,
	2011			2010			2011			2010
Revenues:
Contract drilling	$	387,622		$	240,894		$	765,647		$	452,371
Pressure pumping		200,131			59,364			379,790			113,115
Oil and natural gas		13,454			7,662			23,841			14,764

Total segment revenues		601,207			307,920			1,169,278			580,250
Elimination of intercompany revenues (a)		(1,143	)		(928	)		(1,810	)		(1,660	)

Total revenues	$	600,064		$	306,992		$	1,167,468		$	578,590


Income before income taxes:
Contract drilling	$	85,135		$	22,099		$	165,654		$	30,800
Pressure pumping		50,340			6,706			91,718			11,183
Oil and natural gas		7,129			2,927			11,947			5,744

		142,604			31,732			269,319			47,727
Corporate and other		(11,761	)		(7,914	)		(22,533	)		(15,829	)
Net gain on asset disposals (b)		1,017			21,939			2,621			21,690
Interest income		45			1,380			88			1,567
Interest expense		(3,514	)		(1,383	)		(7,403	)		(2,784	)
Other		78			174			197			249

Income from continuing operations before income taxes	$	128,469		$	45,928		$	242,289		$	52,620


	June 30, 2011		December 31, 2010
Identifiable assets:
Contract drilling	$	2,950,576	$	2,678,250
Pressure pumping		638,255		533,597
Oil and natural gas		40,751		36,508
Corporate and other (c)		148,007		174,676

Total assets	$	3,777,589	$	3,423,031

(a)	Consists of contract drilling intercompany revenues for drilling services provided to the oil and natural gas exploration and production segment.

(b)	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.

(c)	Corporate and other assets at December 31, 2010 primarily include assets held for sale as well as cash on hand, income taxes receivable and certain deferred tax assets. Corporate and other assets at June 30, 2011 primarily include cash on hand and certain deferred tax assets.

- Definition

Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.

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