Debt (Schedule of Applicable Interest Rates on Variable-rate Debt) (Details) - USD ($) $ in Millions		Jun. 30, 2023	Dec. 30, 2022
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Total Debt		$ 3,118.8	$ 3,092.6
Debt Instrument, Face Amount		$ 3,512.0	3,534.1
Fixed-rate instruments
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Long-term Debt, Weighted Average Interest Rate, at Point in Time		10.54%
Total Debt		$ 1,795.2
2017 Replacement Term Loan
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Long-term Debt, Weighted Average Interest Rate, at Point in Time	[1]	10.15%
Total Debt		$ 1,220.8	1,222.1
Debt Instrument, Face Amount		$ 1,356.7
2018 Replacement Term Loan
Schedule of Applicable Interest Rate on Variable-rate Debt [Line Items]
Long-term Debt, Weighted Average Interest Rate, at Point in Time	[1]	10.40%
Total Debt		$ 326.3	$ 326.9
Debt Instrument, Face Amount		$ 360.1

[1] Includes the impact of the interest rate cap agreement, which is discussed further in Note 12.