GOODWILL AND INTANGIBLE ASSETS (Tables)

3 Months Ended

Mar. 28, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Rollforward of Goodwill

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

			Adjustments to Goodwill
	December 28, 2019		Acquisitions		Foreign Exchange		March 28, 2020
	(in thousands)
RMS	$	56,586	$	209,104	$	(219)	$	265,471
DSA	1,345,223		(550)		(13,865)		1,330,808
Manufacturing	138,756		—		(3,198)		135,558
Goodwill	$	1,540,565	$	208,554	$	(17,282)	$	1,731,837

Schedule of Intangible Assets

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

	March 28, 2020						December 28, 2019
	Gross		Accumulated Amortization		Net		Gross		Accumulated Amortization		Net
	(in thousands)
Backlog	$	28,558	$	(27,133)	$	1,425	$	28,865	$	(26,895)	$	1,970
Technology	123,647		(62,307)		61,340		122,106		(57,737)		64,369
Trademarks and trade names	15,504		(4,983)		10,521		8,430		(4,901)		3,529
Other	19,874		(12,813)		7,061		18,279		(12,307)		5,972
Other intangible assets	187,583		(107,236)		80,347		177,680		(101,840)		75,840
Client relationships	1,085,540		(333,024)		752,516		934,668		(321,095)		613,573
Intangible assets	$	1,273,123	$	(440,260)	$	832,863	$	1,112,348	$	(422,935)	$	689,413