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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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BUSINESS ACQUISITIONS (Purchase Price Paid for Businesses Acquired) (Details) - USD ($) $ in Thousands	Mar. 27, 2021	Mar. 28, 2020	Mar. 30, 2019
Allocation of Purchase Price:
Goodwill	$ 43,272	$ 41,540	$ 34,545
TTE Laboratories, Inc. [Member]
Allocation of Purchase Price:
Goodwill	6,795
Total	11,325
Plus: Current Assets	884
Non-Current Assets	261
Less: Current Liabilities	(239)
Total Purchase Price	12,231
BioTek Services, Inc. [Member]
Allocation of Purchase Price:
Goodwill	1,063
Total	3,093
Plus: Current Assets	406
Non-Current Assets	8
Total Purchase Price	3,507
Customer Base [Member] \| TTE Laboratories, Inc. [Member]
Allocation of Purchase Price:
Intangible Assets	4,410
Customer Base [Member] \| BioTek Services, Inc. [Member]
Allocation of Purchase Price:
Intangible Assets	1,930
Covenants Not to Compete [Member] \| TTE Laboratories, Inc. [Member]
Allocation of Purchase Price:
Intangible Assets	120
Covenants Not to Compete [Member] \| BioTek Services, Inc. [Member]
Allocation of Purchase Price:
Intangible Assets	$ 100