Employee Benefit Plans Employee Benefit Plans Narrative 1 (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Jul. 31, 2005	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Employee Benefit Plans [Line Items]
Investment Horizon of Greater Than		ten years
Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Tax		$ 13.0	$ 11.4
Domestic Pension Plan Benefits Percentage Of The Projected Benefit Obligation		71.00%	73.00%
Domestic Defined Benefit Plan Cash Contributions By Employer		$ 7.5	$ 0.9
Foreign Defined Benefit Plan Cash Contributions By Employer		$ 4.0	3.4
Maximum [Member]
Employee Benefit Plans [Line Items]
Multiemployer Plan, Contributions To Individual Plan, Percent		5.00%
Investment Objectives Achievement Period		7 years
Minimum [Member]
Employee Benefit Plans [Line Items]
Investment Objectives Achievement Period		5 years
Central States, Southeast and Southwest Areas Pension Plan [Member]
Employee Benefit Plans [Line Items]
Multiemployer Plans, IRS Extended Amortization Period	10 years
Foreign Plan [Member]
Employee Benefit Plans [Line Items]
Defined Contribution Plan, Employer Contribution Amount		$ 8.5	8.4	$ 7.8
UNITED STATES
Employee Benefit Plans [Line Items]
Defined Contribution Plan, Employer Contribution Amount		$ 11.3	$ 10.6	$ 10.1
UNITED STATES | Maximum [Member] | Equity Securities [Member]
Employee Benefit Plans [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum (Deprecated 2017-01-31)		65
UNITED STATES | Maximum [Member] | Fixed Income Securities [Member]
Employee Benefit Plans [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum (Deprecated 2017-01-31)		80
UNITED STATES | Minimum [Member] | Equity Securities [Member]
Employee Benefit Plans [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum (Deprecated 2017-01-31)		20
UNITED STATES | Minimum [Member] | Fixed Income Securities [Member]
Employee Benefit Plans [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations Range Minimum (Deprecated 2017-01-31)		35