Retirement Plans (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Accumulated benefit obligation	$ 434.8	$ 580.9
Defined benefit plan compensation increase assumption	2.80%	3.00%
Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer Contributions	$ 8.3	$ 5.7
Plan benefit obligations included in acquisition	0.0	305.9
Plan assets included in acquisition	0.0	232.2
Funded status of plan	(94.1)	(108.3)
Expected contribution to defined benefit pension plans	6.5
United States
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer Contributions	16.2	9.8	$ 7.6
United States \| Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Funded status of plan	(64.6)	(61.6)
International Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Employer Contributions	7.8	5.7	$ 5.5
International Plan \| Pension Plan
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Funded status of plan	$ (29.5)	$ (46.7)

Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level.

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Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

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Amount of increase in benefit obligation of defined benefit plan from business combination.

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Amount of increase in plan assets of defined benefit plan from business combination.

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Amount of contribution received by defined benefit plan from employer which increases plan assets.

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Amount of funded (unfunded) status of defined benefit plan, measured as difference between fair value of plan assets and benefit obligation. Includes, but is not limited to, overfunded (underfunded) status.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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