LEASES (Supplemental Information) (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020
Leases [Abstract]
Operating Cash Flows Used For Operating Leases	$ 7.6	$ 7.6
Operating Cash Flows Used For Finance Leases	0.1	0.1
Financing Cash Flows Used For Finance Leases	0.0	0.1
Leased Assets Obtained in Exchange for New Operating Lease Liabilities	$ 7.0	$ 6.6
Weighted Average Remaining Lease Term
Operating Leases	4 years 8 months 12 days	4 years 6 months
Finance Leases	7 years	8 years
Weighted Average Discount Rate
Operating Leases	8.10%	8.60%
Finance Leases	5.90%	5.90%