BUSINESS ACQUISITIONS (Purchase Price Paid for Businesses Acquired) (Details) - USD ($) $ in Thousands	Jun. 26, 2021	Mar. 27, 2021
Allocation of Purchase Price:
Goodwill	$ 43,904	$ 43,272
Upstate Metrology [Member]
Allocation of Purchase Price:
Goodwill	483
Plus: Current Assets	189
Non-Current Assets	270
Less: Current Liabilities	(11)
Total Purchase Price	931
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
BioTek Services, Inc. [Member] \| Customer Base & Contracts [Member]
Allocation of Purchase Price:
Intangible Assets	1,930
BioTek Services, Inc. [Member] \| Covenant Not to Compete [Member]
Allocation of Purchase Price:
Intangible Assets	$ 100

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Acquisition date amount of acquired goodwill, intangibles, net of deferred taxes.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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Amount of assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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