Debt (Schedule of Borrowings) (Details) - USD ($) $ in Millions	Oct. 02, 2021	Jan. 02, 2021	Sep. 26, 2020
Debt Instrument [Line Items]
Borrowings under revolving credit agreements	$ 310.0	$ 0.0	$ 0.0
Debt Issuance Costs, Noncurrent, Net	(8.1)	(7.5)	(8.4)
Total debt	1,024.4	722.5	876.6
Term Loan A [Member] \| December Sixth Two Thousand Twenty Three [Domain]
Debt Instrument [Line Items]
Long-term debt	172.5	180.0	185.0
Term Loan A [Member] \| May Fourth Two Thousand Twenty One [Domain]
Debt Instrument [Line Items]
Long-term debt	0.0	0.0	150.0
Senior Notes [Member] \| September First Two Thousand Twenty Six [Member]
Debt Instrument [Line Items]
Long-term debt	0.0	250.0	250.0
Senior Notes [Member] \| May Fifteenth Two Thousand Twenty Five [Domain]
Debt Instrument [Line Items]
Long-term debt	0.0	300.0	300.0
Senior Notes [Member] \| August Fifteenth Two Thousand Twenty Nine [Domain]
Debt Instrument [Line Items]
Long-term debt	$ 550.0	$ 0.0	$ 0.0

Amount of short-term and long-term debt and lease obligation.

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