REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables)

3 Months Ended

Mar. 26, 2022

Revenue from Contract with Customer [Abstract]

The following table disaggregates the Company’s revenue by major business line and timing of transfer of products or services:


	Three Months Ended
		March 26, 2022		March 27, 2021
		(in thousands)
Timing of Revenue Recognition:
RMS
Services and products transferred over time		$	69,924	$	64,896
Services and products transferred at a point in time		106,618		112,014
Total RMS revenue		176,542		176,910
DSA
Services and products transferred over time		542,336		500,468
Services and products transferred at a point in time		1,923		710
Total DSA revenue		544,259		501,178
Manufacturing
Services and products transferred over time		95,009		50,568
Services and products transferred at a point in time		98,119		95,910
Total Manufacturing revenue		193,128		146,478
Total revenue		$	913,929	$	824,566

Revenue for each significant product or service offering is as follows:


	Three Months Ended
		March 26, 2022		March 27, 2021
		(in thousands)
RMS		$	176,542	$	176,910
DSA		544,259		501,178
Manufacturing		193,128		146,478
Total revenue		$	913,929	$	824,566

Revenue by geographic area is as follows:


	U.S.		Europe		Canada		Asia Pacific		Other		Consolidated
	(in thousands)




Three Months Ended:
March 26, 2022	$	526,549	$	251,087	$	85,246	$	48,946	$	2,101	$	913,929
March 27, 2021	448,482		237,535		77,107		59,446		1,996		824,566

Schedule of Estimated Revenue Related to Performance Obligations

The following table includes estimated revenue expected to be recognized in the future related to performance obligations that are unsatisfied (or partially satisfied) as of March 26, 2022:


	Revenue Expected to be Recognized in Future Periods
	Less than 1 Year		1 to 3 Years		4 to 5 Years		Beyond 5 Years		Total
	(in thousands)
DSA	$	404,549	$	414,174	$	36,670	$	1,752	$	857,145
Manufacturing	1,875		—		—		—		1,875
Total	$	406,424	$	414,174	$	36,670	$	1,752	$	859,020

Schedule of Client Receivables, Contract Assets and Contract Liabilities

The following table provides information about client receivables, contract assets, and contract liabilities from contracts with customers:


	March 26, 2022		December 25, 2021
	(in thousands)
Balances from contracts with customers:
Client receivables	$	526,736	$	489,452
Contract assets (unbilled revenue)	177,261		160,609
Contract liabilities (current and long-term deferred revenue)	251,182		240,281
Contract liabilities (customer contract deposits)	63,985		59,512