Business Segments (Tables)

9 Months Ended

Sep. 30, 2011

Business Segments - Financial Data

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

	Three Months Ended September 30,						Nine Months  Ended September 30,
	2011			2010			2011			2010
Revenues:
Contract drilling	$	437,723		$	291,597		$	1,203,370		$	743,967
Pressure pumping		225,164			81,104			604,954			194,219
Oil and natural gas		11,837			6,800			35,678			21,564
Total segment revenues		674,724			379,501			1,844,002			959,750
Elimination of intercompany revenues (a)		(896	)		(838	)		(2,706	)		(2,497	)
Total revenues	$	673,828		$	378,663		$	1,841,296		$	957,253
Income before income taxes:
Contract drilling	$	85,708		$	41,479		$	251,362		$	72,279
Pressure pumping		50,426			17,586			142,144			28,769
Oil and natural gas		4,754			2,465			16,701			8,209
		140,888			61,530			410,207			109,257
Corporate and other		(10,031	)		(9,271	)		(32,564	)		(25,100	)
Net gain on asset disposals (b)		1,437			250			4,058			21,940
Interest income		47			64			135			1,631
Interest expense		(3,835	)		(6,227	)		(11,238	)		(9,011	)
Other		375			260			572			509
Income from continuing operations before income taxes	$	128,881		$	46,606		$	371,170		$	99,226

	September 30, 2011		December 31, 2010
Identifiable assets:
Contract drilling	$	3,104,012	$	2,678,250
Pressure pumping		691,798		533,597
Oil and natural gas		40,883		36,508
Corporate and other (c)		150,000		174,676
Total assets	$	3,986,693	$	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 September 30, 2011 primarily include cash on hand and certain deferred tax assets.