Schedule 2-VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Detail) - USD ($) $ in Millions	12 Months Ended
	Jan. 03, 2020	Dec. 28, 2018	Dec. 29, 2017
Allowance for Doubtful Accounts Receivable [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of the period	$ 39.9	$ 43.8	$ 43.6
Charged to income	10.1	8.5	10.0
Charged to other accounts	(1.0)	(9.0)	(1.3)
Deductions	(18.6)	(3.4)	(8.5)
Balance at end of the period	30.4	39.9	43.8
Allowance for deferred tax asset [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of the period	79.1	79.9	20.7
Charged to income	0.9	(0.6)	60.7
Charged to other accounts	0.0	(0.2)	(1.5)
Deductions	41.7	0.0	0.0
Balance at end of the period	$ 38.3	$ 79.1	$ 79.9