Business Acquisitions and Goodwill (Tables)

6 Months Ended

Jun. 30, 2011

Business Acquisitions and Goodwill [Abstract]

Consolidated results of operations

	Three Months Ended		Six Months Ended
	June 30, 2010		June 30, 2010
	(Unaudited)
Revenues	$	621,203	$	1,178,856
Net income attributable to Oil States International, Inc.		37,828		77,571
Net income per share attributable to Oil States International, Inc. common stockholders
Basic	$	0.75	$	1.55
Diluted	$	0.72	$	1.49

Changes in carrying amount of goodwill

	Well Site Services
				Drilling
	Rental			and								Offshore			Tubular
	Tools			Other			Subtotal			Accommodations		Products			Services			Total
Balance as of December 31, 2009
Goodwill	$	169,311		$	22,767		$	192,078		$	58,358	$	85,599		$	62,863		$	398,898
Accumulated Impairment Losses		(94,528	)		(22,767	)		(117,295	)		—		—			(62,863	)		(180,158	)
		74,783			—			74,783			58,358		85,599			—			218,740
Goodwill acquired		—			—			—			239,080		15,242			—			254,322
Foreign currency translation and other changes		723			—			723			1,624		(187	)		—			2,160
		75,506			—			75,506			299,062		100,654			—			475,222
Balance as of December 31, 2010
Goodwill		170,034			22,767			192,801			299,062		100,654			62,863			655,380
Accumulated Impairment Losses		(94,528	)		(22,767	)		(117,295	)		—		—			(62,863	)		(180,158	)
		75,506			—			75,506			299,062		100,654			—			475,222
Goodwill acquired		—			—			—			503		198			—			701
Foreign currency translation and other changes		457			—			457			14,973		154			—			15,584
		75,963			—			75,963			314,538		101,006			—			491,507
Balance as of June 30, 2011
Goodwill		170,491			22,767			193,258			314,538		101,006			62,863			671,665
Accumulated Impairment Losses		(94,528	)		(22,767	)		(117,295	)		—		—			(62,863	)		(180,158	)
	$	75,963		$	—		$	75,963		$	314,538	$	101,006		$	—		$	491,507