Receivables - Rollforward of Combined Allowances for Doubtful Accounts Related to Trade and Other Accounts Receivable (Detail) - USD ($) $ in Millions	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Receivables [Abstract]
Balance at Beginning of Year	$ 52.4	$ 46.0	$ 48.7
Expenses	45.1	41.7	30.7
Deductions	(38.2)	(35.3)	(33.4)
Balance at End of Year	$ 59.3	$ 52.4	$ 46.0