REVENUE RECOGNITION AND CONTRACTS WITH CUSTOMERS (Schedule of Revenue Recognized) (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 03, 2021	Mar. 28, 2020
Revenue from Contract with Customer [Abstract]
Contract liabilities with customers at beginning of period	$ 84	$ 9,623
Revenue deferred		3,484
Revenue recognized	(84)	(4,544)
Contract liabilities with customers at end of period		$ 8,563

Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(5))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_DeferredRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant