Debt (Schedule of Applicable Interest Rates on Variable-rate Debt) (Details) - USD ($) $ in Millions		Mar. 29, 2024		Dec. 29, 2023	Nov. 14, 2023
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Total Debt		$ 1,757.1		$ 1,765.3
Debt Instrument, Face Amount		1,645.7		$ 1,647.8
Fourteen Point Seven Five Percent Second-Out Takeback Notes
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Debt Instrument, Face Amount		$ 778.6			$ 778.6
First-Out Takeback Term Loan Due November 2028
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Long-term Debt, Weighted Average Interest Rate, at Point in Time	[1]	11.34%
Debt Instrument, Face Amount		$ 228.3	[1]		229.4
Second-Out Takeback Term Loan Due November 2028
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Long-term Debt, Weighted Average Interest Rate, at Point in Time	[1]	13.34%
Debt Instrument, Face Amount		$ 638.8	[1]		$ 642.0

[1] Includes the impact of the interest rate cap agreement, which is discussed further in Note 13.