Goodwill And Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2011

Goodwill And Intangible Assets

Changes In Carrying Amount Of Goodwill

	Clinical Development Services
			Laboratory
			Services			Total
Balance as of December 31, 2010	$	106,671	$	184,546		$	291,217
Adjustments to goodwill for prior year acquisitions		—		(825	)		(825	)
Translation adjustments		543		1,979			2,522
Balance as of September 30, 2011	$	107,214	$	185,700		$	292,914

Schedule Of Intangible Assets

	December 31, 2010							September 30, 2011
	Carrying Amount		Accumulated Amortization			Net		Carrying Amount		Accumulated Amortization			Net
Customer relationships	$	17,658	$	(2,844	)	$	14,814	$	18,013	$	(4,416	)	$	13,597
Non-compete agreements		2,047		(84	)		1,963		1,291		(261	)		1,030
Trade name		150		(150	)		—		140		(140	)		—
Backlog		7,217		(2,770	)		4,447		7,342		(3,982	)		3,360
Total	$	27,072	$	(5,848	)	$	21,224	$	26,786	$	(8,799	)	$	17,987

Schedule Of Future Period Amortization Expense

2011 (remaining three months)	$	977
2012		3,274
2013		3,097
2014		2,344
2015		1,769