Goodwill and Intangible Assets (Tables)

6 Months Ended

Jul. 01, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Rollforward of Goodwill

The following table provides a rollforward of the Company’s goodwill:

			Adjustments to Goodwill
	December 31, 2016		Acquisitions / (Divestitures)			Transfers		Foreign Exchange		July 1, 2017
	(in thousands)
RMS	$	56,397	$	—		$	—	$	793	$	57,190
DSA	563,476		(9		)	—		18,125		581,592
Manufacturing	167,644		(36,000		)	—		6,027		137,671
Total	$	787,517	$	(36,009	)	$	—	$	24,945	$	776,453

Schedule of Intangible Assets

The following table displays intangible assets, net by major class:

	July 1, 2017							December 31, 2016
	Gross		Accumulated Amortization			Net		Gross		Accumulated Amortization			Net
	(in thousands)
Backlog	$	7,970	$	(7,341	)	$	629	$	8,370	$	(6,390	)	$	1,980
Technology	74,788		(20,539		)	54,249		71,425		(14,314		)	57,111
Trademarks and trade names	8,465		(4,311		)	4,154		8,177		(4,124		)	4,053
Other	16,978		(6,564		)	10,414		16,775		(5,628		)	11,147
Other intangible assets	108,201		(38,755		)	69,446		104,747		(30,456		)	74,291
Client relationships	518,555		(219,207		)	299,348		519,123		(198,966		)	320,157
Intangible assets	$	626,756	$	(257,962	)	$	368,794	$	623,870	$	(229,422	)	$	394,448