Retirement and Other Employee Benefits (Tables)

6 Months Ended

Jul. 01, 2016

Compensation and Retirement Disclosure [Abstract]

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

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

	Quarter ended						Six months ended
	July 1, 2016			June 26, 2015			July 1, 2016			June 26, 2015
Service cost	$	1.3		$	1.5		$	2.6		$	2.9
Interest cost	1.6			1.6			3.3			3.3
Expected return on assets	(0.9		)	(0.9		)	(1.9		)	(1.9		)
Amortization of net actuarial loss	0.3			0.4			0.6			0.8
Net periodic benefit costs	$	2.3		$	2.6		$	4.6		$	5.1