ASSETS HELD FOR SALE (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 03, 2021	Apr. 04, 2020	Dec. 31, 2020
Property, Plant and Equipment Assets Held-for-sale Disclosure [Abstract]
Assets held for sale, carrying value, current	$ 3,909		$ 4,644
Proceeds from sale of property, plant and equipment	$ 715	$ 0