REVENUE Contract Assets and Liabilities (Details) - USD ($) $ in Millions	Jul. 03, 2021	Dec. 31, 2020
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Abstract]
Current contract assets, net	$ 14.4	$ 19.1
Non-current contract assets, net	0.3	0.0
Current contract liabilities	(39.5)	(56.2)
Non-current contract liabilities	(4.4)	(0.1)
Net Contract Liabilities	$ 29.2	$ 37.2