Retirement and Other Employee Benefits (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2022	Apr. 02, 2021
Domestic Plan
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 1.5	$ 1.6
Interest cost	1.3	1.3
Expected return on assets	(0.7)	(0.5)
Amortization of net actuarial loss	0.2	0.1
Net periodic benefit costs	2.3	2.5
Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Net periodic benefit costs	$ 0.8	$ 0.9