Fair Value Measurements of Financial Instruments (Details) - USD ($) $ in Millions	Dec. 30, 2023	Dec. 31, 2022
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents (including money market funds)	$ 28.9	$ 17.4
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accounts payable and accrued expenses, Other Long-Term Liabilities
Fair Value measurements on a recurring basis
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents (including money market funds)	$ 28.9	17.4
Deferred stock-based compensation		(4.7)
Fair Value measurements on a recurring basis | Government Securities
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	5.7	5.6
Fair Value measurements on a recurring basis | Corporate Bonds
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	7.8	7.2
Fair Value measurements on a recurring basis | Interest rate swaps
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	(3.5)
Fair Value measurements on a recurring basis | Put option liability
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	(5.7)	(5.1)
Fair Value measurements on a recurring basis | Supplemental Employee Retirement Plan
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	11.3
Fair Value measurements on a recurring basis | Quoted prices in active markets for identical assets (Level 1)
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents (including money market funds)	28.9	17.4
Deferred stock-based compensation		0.0
Fair Value measurements on a recurring basis | Quoted prices in active markets for identical assets (Level 1) | Government Securities
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	0.0	0.0
Fair Value measurements on a recurring basis | Quoted prices in active markets for identical assets (Level 1) | Corporate Bonds
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	0.0	0.0
Fair Value measurements on a recurring basis | Quoted prices in active markets for identical assets (Level 1) | Interest rate swaps
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	0.0
Fair Value measurements on a recurring basis | Quoted prices in active markets for identical assets (Level 1) | Put option liability
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	0.0	0.0
Fair Value measurements on a recurring basis | Quoted prices in active markets for identical assets (Level 1) | Supplemental Employee Retirement Plan
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	11.3
Fair Value measurements on a recurring basis | Significant other observable inputs (Level 2)
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents (including money market funds)	0.0	0.0
Deferred stock-based compensation		(4.7)
Fair Value measurements on a recurring basis | Significant other observable inputs (Level 2) | Government Securities
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	5.7	5.6
Fair Value measurements on a recurring basis | Significant other observable inputs (Level 2) | Corporate Bonds
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	7.8	7.2
Fair Value measurements on a recurring basis | Significant other observable inputs (Level 2) | Interest rate swaps
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	(3.5)
Fair Value measurements on a recurring basis | Significant other observable inputs (Level 2) | Put option liability
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	0.0	0.0
Fair Value measurements on a recurring basis | Significant other observable inputs (Level 2) | Supplemental Employee Retirement Plan
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	0.0
Fair Value measurements on a recurring basis | Significant unobservable inputs (Level 3)
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents (including money market funds)	0.0	0.0
Deferred stock-based compensation		0.0
Fair Value measurements on a recurring basis | Significant unobservable inputs (Level 3) | Government Securities
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	0.0	0.0
Fair Value measurements on a recurring basis | Significant unobservable inputs (Level 3) | Corporate Bonds
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	0.0	0.0
Fair Value measurements on a recurring basis | Significant unobservable inputs (Level 3) | Interest rate swaps
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	0.0
Fair Value measurements on a recurring basis | Significant unobservable inputs (Level 3) | Put option liability
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative financial instruments - liability	(5.7)	$ (5.1)
Fair Value measurements on a recurring basis | Significant unobservable inputs (Level 3) | Supplemental Employee Retirement Plan
Fair Value Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available-for-sale debt securities	$ 0.0