Goodwill (Tables)

6 Months Ended

Jun. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Carrying Amount of Goodwill

The following table sets forth the carrying amount of goodwill as of June 30, 2015 and December 31, 2014 (in thousands):

	Clinical			Commercial			Total
Net goodwill at December 31, 2014	$	382,316		$	549,471		$	931,787
Foreign currency translation		(18	)		(1,195	)		(1,213	)
Net goodwill at June 30, 2015	$	382,298		$	548,276		$	930,574