Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2014

Schedule of Segment Reporting Information, by Segment

The following tables present revenues, gross profit, operating income and amortization by reportable segment (in thousands):



	Three Months Ended June 30, 2014
	Apex		Oxford		Physician		Life Sciences Europe		Corporate			Total
Revenues	$	297,893	$	126,004	$	33,657	$	11,064	$	—		$	468,618
Gross profit	84,677		53,611		10,298		4,141		—			152,727
Operating income	31,708		17,828		2,455		1,028		(14,371		)	38,648
Amortization	4,089		1,362		634		71		—			6,156



	Three Months Ended June 30, 2013
	Apex		Oxford		Physician		Life Sciences Europe		Corporate			Total
Revenues	$	262,347	$	109,153	$	26,466	$	9,898	$	—		$	407,864
Gross profit	72,912		37,122		7,640		3,658		—			121,332
Operating income	24,637		15,944		2,213		448		(11,467		)	31,775
Amortization	4,881		96		176		102		20			5,275



	Six Months Ended June 30, 2014
	Apex		Oxford		Physician		Life Sciences Europe		Corporate			Total
Revenues	$	576,301	$	243,504	$	65,448	$	22,639	$	—		$	907,892
Gross profit	160,183		102,637		19,136		8,359		—			290,315
Operating income	54,492		32,112		3,714		2,227		(26,615		)	65,930
Amortization	8,178		2,732		1,268		142		8			12,328



	Six Months Ended June 30, 2013
	Apex		Oxford		Physician		Life Sciences Europe		Corporate			Total
Revenues	$	502,112	$	211,841	$	52,768	$	20,187	$	—		$	786,908
Gross profit	136,893		71,937		15,123		7,490		—			231,443
Operating income	41,866		29,610		4,639		981		(22,466		)	54,630
Amortization	9,762		203		352		262		75			10,654

Schedule of Revenue by Geographical Areas

The Company operates internationally, with operations mainly in the United States, Europe, Canada, Australia and New Zealand. The following table presents domestic and foreign revenues (in thousands):



	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014		2013		2014		2013
Revenues:
Domestic	$	448,296	$	388,744	$	866,960	$	747,393
Foreign	20,322		19,120		40,932		39,515
	$	468,618	$	407,864	$	907,892	$	786,908

- 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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