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BUSINESS COMBINATIONS - Definite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 28, 2021	Mar. 30, 2021	Mar. 29, 2021	Dec. 31, 2020	Aug. 06, 2020	Jan. 03, 2020
Vigene Biosciences, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 93,600
Weighted-average amortization life	11 years
Retrogenix Limited
Business Acquisition [Line Items]
Definite-lived intangible assets acquired		$ 22,126
Weighted-average amortization life		11 years
Cognate BioServices, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired			$ 270,900
Weighted-average amortization life			13 years
Distributed Bio, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired				$ 24,540
Weighted-average amortization life				7 years
Cellero, LLC
Business Acquisition [Line Items]
Definite-lived intangible assets acquired					$ 16,230
Weighted-average amortization life					12 years
HemaCare Corporation
Business Acquisition [Line Items]
Definite-lived intangible assets acquired						$ 183,540
Weighted-average amortization life						18 years
Customer and client relationships | Vigene Biosciences, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 88,000
Weighted-average amortization life	12 years
Customer and client relationships | Retrogenix Limited
Business Acquisition [Line Items]
Definite-lived intangible assets acquired		$ 17,340
Weighted-average amortization life		13 years
Customer and client relationships | Cognate BioServices, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired			$ 257,200
Weighted-average amortization life			13 years
Customer and client relationships | Distributed Bio, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired				$ 16,080
Weighted-average amortization life				9 years
Customer and client relationships | Cellero, LLC
Business Acquisition [Line Items]
Definite-lived intangible assets acquired					$ 14,740
Weighted-average amortization life					13 years
Customer and client relationships | HemaCare Corporation
Business Acquisition [Line Items]
Definite-lived intangible assets acquired						$ 170,390
Weighted-average amortization life						19 years
Developed technology | Retrogenix Limited
Business Acquisition [Line Items]
Definite-lived intangible assets acquired		$ 3,685
Weighted-average amortization life		3 years
Developed technology | Distributed Bio, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired				$ 3,940
Weighted-average amortization life				5 years
Trade name | HemaCare Corporation
Business Acquisition [Line Items]
Definite-lived intangible assets acquired						$ 7,330
Weighted-average amortization life						10 years
Other intangible assets | Vigene Biosciences, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 2,100
Weighted-average amortization life	1 year
Other intangible assets | Retrogenix Limited
Business Acquisition [Line Items]
Definite-lived intangible assets acquired		$ 1,101
Weighted-average amortization life		2 years
Other intangible assets | Cognate BioServices, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired			$ 4,800
Weighted-average amortization life			2 years
Other intangible assets | Distributed Bio, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired				$ 4,520
Weighted-average amortization life				4 years
Other intangible assets | Cellero, LLC
Business Acquisition [Line Items]
Definite-lived intangible assets acquired					$ 1,490
Weighted-average amortization life					3 years
Other intangible assets | HemaCare Corporation
Business Acquisition [Line Items]
Definite-lived intangible assets acquired						$ 5,820
Weighted-average amortization life						3 years
Backlog | Vigene Biosciences, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired	$ 3,500
Weighted-average amortization life	4 years
Backlog | Cognate BioServices, Inc.
Business Acquisition [Line Items]
Definite-lived intangible assets acquired			$ 8,900
Weighted-average amortization life			1 year

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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