Segment Information (Tables)

3 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Schedule of Selected Information for Each Reportable Segment

Selected information for each reportable segment is as follows (in thousands):

	For the Three Months Ended March 31,
	2016			2015
Net Revenues
Clinical	$	254,859		$	219,664
Commercial		290,926			234,546
Intersegment revenues		(4,489	)		(3,233	)
Consolidated net revenues	$	541,296		$	450,977
Adjusted Segment Operating Income (Loss)
Clinical	$	42,736		$	25,649
Commercial		48,920			31,879
Corporate and other		(12,324	)		(8,898	)
Reportable segments adjusted operating income (loss)		79,332			48,630
Depreciation and amortization		(23,763	)		(25,003	)
Stock-based compensation		(1,417	)		(470	)
Other unallocated charges		(8,988	)		(5,599	)
Operating income (loss)		45,164			17,558
Interest income (expense), net		(55,853	)		(56,463	)
Gain on extinguishment of debt		221			—
Income (loss) before income tax (provision) benefit    and income (loss) from equity investments	$	(10,468	)	$	(38,905	)