Schedule II - Valuation and Qualifying Accounts (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Allowance for Doubtful Accounts
Movement in Valuation Allowances and Reserves
Beginning balance		$ 80.4	$ 78.5	$ 72.9
Charged to Costs and Expenses		28.0	16.3	23.2
Charged To Other Accounts	[1],[2]	(12.5)	(8.9)	(4.5)
Deductions	[3]	(18.9)	(23.3)	(22.1)
Ending balance		102.0	80.4	78.5
Tax Valuation Allowance
Movement in Valuation Allowances and Reserves
Beginning balance		516.7	525.5	480.7
Charged to Costs and Expenses		146.2	262.4	74.5
Charged To Other Accounts	[1],[2]	(6.4)	(22.8)	(4.4)
Deductions	[3]	(29.8)	(294.0)	(34.1)
Ending balance		$ 626.7	$ 516.7	$ 525.5

[1] (c)Refer to Note Q, Income Taxes, of the Notes to Consolidated Financial Statements in Item 8 for further discussion.

[2] Amounts represent the impact of foreign currency translation, acquisitions and net transfers to/from other accounts.

[3] With respect to the allowance for doubtful accounts, deductions represent amounts charged-off less recoveries of accounts previously charged-off.