Retirement and Other Employee Benefits (Tables)

6 Months Ended

Jun. 27, 2025

Retirement Benefits [Abstract]

Net periodic benefit costs of pension plans and post-retirement plans

The following table sets forth the net periodic benefit costs of our defined benefit pension plans and post-retirement benefit plans (U.S. dollars in millions):

	Quarter ended				Six months ended
	June 27, 2025		June 28, 2024		June 27, 2025		June 28, 2024
Service cost	$	1.6	$	1.8	$	3.2	$	3.6
Interest cost	1.9		2.1		3.8		4.2
Expected return on assets	(0.8)		(0.8)		(1.6)		(1.7)
Amortization of net actuarial loss	0.1		0.4		0.2		0.9
Net periodic benefit costs	$	2.8	$	3.5	$	5.6	$	7.0