BUSINESS ACQUISITIONS (Details)	12 Months Ended
Jan. 02, 2021 USD ($)
Patents, technology, and licenses	$ 3,937,000
Customer relationship [Member]
Patents, technology, and licenses	$ 2,345,000
Weighted useful life	6 years
Intellectual Property [Member]
Patents, technology, and licenses	$ 591,000
Weighted useful life	6 years
Non-compete agreements [Member]
Patents, technology, and licenses	$ 1,001,000
Weighted useful life	5 years

Gross carrying amount as of the balance sheet date of certain rights acquired to exercise a certain privilege or pursue a particular business or occupation and which is deemed to have a finite economic life.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

Name:	us-gaap_FiniteLivedLicenseAgreementsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant