Income Taxes (Schedule of Unrecognized Tax Benefit Activity) (Details) - USD ($) $ in Millions	1 Months Ended	6 Months Ended	11 Months Ended	12 Months Ended
Dec. 29, 2023	Dec. 30, 2022	Jun. 16, 2022	Nov. 14, 2023	Dec. 27, 2024
Income Tax Contingency [Line Items]
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	$ 30.1	$ 24.8	$ 24.8	$ 30.1	$ 30.9
Unrecognized Tax Benefits, Interest on Income Taxes Expense	0.0	0.6	16.7	1.4	1.7
Decrease in Unrecognized Tax Benefits is Reasonably Possible					5.0
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit					3.3
Reconciliation of Unrecognized Tax Benefits [Roll Forward]
Balance at beginning of period	33.3	24.8	333.5	24.8	33.3
Additions related to current year tax positions	0.0	0.0	0.0	8.5	0.0
Additions related to prior period tax positions	0.0	0.0	0.0	0.0	0.0
Reductions related to prior period tax positions	0.0	0.0	(306.1)	0.0	(2.2)
Settlements	0.0	0.0	(2.6)	0.0	0.0
Lapse of statutes of limitations	0.0	0.0	0.0	0.0	0.0
Balance at end of period	$ 33.3	$ 24.8	$ 24.8	$ 33.3	$ 31.1

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.

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Amount of unrecognized tax benefits.

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Amount of interest expense for an underpayment of income taxes.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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