INCOME TAXES - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 28, 2018	Dec. 29, 2017
Income Tax Disclosure [Abstract]
Deferred compensation and other postretirement benefits	$ 36.0	$ 31.1
Foreign NOL carryforwards and other	28.1	29.4
Accrued expenses and other	10.0	8.3
Inventory reserves	8.5	9.9
Unrealized foreign exchange	2.7	0.0
Allowance for doubtful accounts	7.9	8.7
Federal and state credits	50.6	52.9
Gross deferred tax assets	143.8	140.3
Property, equipment, intangibles and other	(90.1)	(75.1)
Deferred tax assets, net of deferred tax liabilities	53.7	65.2
Valuation Allowance	(79.1)	(79.9)
Net deferred tax liabilities	$ (25.4)	$ (14.7)