Retirement Plans - Summary of Net Pension and SERP Expense Recognized (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Defined Benefit Plan Disclosure [Line Items]
Service cost pertaining to benefits earned during the year	$ 3.1	$ 5.3	$ 6.9
Interest cost on projected benefit obligations	17.8	13.2	12.8
Expected return on pension assets	(18.5)	(20.5)	(19.5)
Net amortization loss (gain)	(0.7)	11.3	13.8
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment	1.0	0.0	0.0
Net pension expense	0.7	9.3	14.0
Pension [Member]
Defined Benefit Plan Disclosure [Line Items]
Net pension expense	(3.2)	5.5	8.3
SERP [Member]
Defined Benefit Plan Disclosure [Line Items]
Net pension expense	$ 3.9	$ 3.8	$ 5.7