CONTINGENT LIABILITIES (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Apr. 03, 2021	Dec. 31, 2020	Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract]
Minimum limit of per claim for providing insurance coverage on annual basis	$ 5.0
Maximum limit of aggregate loss incurred annually for providing insurance coverage on annual basis	$ 10.0
Total amount of damages claimed		$ 1.1	$ 0.1