GOODWILL AND INTANGIBLE ASSETS

6 Months Ended

Jun. 25, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

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


			Adjustments to Goodwill
	December 25, 2021		Acquisition Related		Foreign Exchange		June 25, 2022
	(in thousands)
RMS	$	283,524	$	216,324	$	(1,152)	$	498,696
DSA	1,472,506		—		(36,509)		1,435,997
Manufacturing	955,851		(592)		(29,694)		925,565
Goodwill	$	2,711,881	$	215,732	$	(67,355)	$	2,860,258

The increase in goodwill during the six months ended June 25, 2022 related primarily to the acquisition of Explora BioLabs in the RMS reportable segment.

Intangible Assets, Net

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


	June 25, 2022						December 25, 2021
	Gross		Accumulated Amortization		Net		Gross		Accumulated Amortization		Net
	(in thousands)
Backlog	$	15,295	$	(11,862)	$	3,433	$	12,577	$	(9,517)	$	3,060
Technology	130,236		(98,132)		32,104		135,764		(95,454)		40,310
Trademarks and trade names	12,680		(3,982)		8,698		13,086		(3,448)		9,638
Other	38,153		(15,222)		22,931		35,231		(8,445)		26,786
Other intangible assets	196,364		(129,198)		67,166		196,658		(116,864)		79,794
Client relationships	1,504,441		(539,235)		965,206		1,475,757		(494,359)		981,398
Intangible assets	$	1,700,805	$	(668,433)	$	1,032,372	$	1,672,415	$	(611,223)	$	1,061,192

The increase in intangible assets, net during the six months ended June 25, 2022 related primarily to the acquisition of Explora BioLabs, offset by normal amortization over the useful lives