Defined Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2017

Defined benefit pension plans

Defined Benefit Plan Disclosure

Schedule of Net Benefit Costs

The following sets forth the components of the Company’s net periodic benefit cost of the noncontributory defined benefit pension plans ($ in millions):

	Three-Month Period Ended
	March 31, 2017			April 1, 2016
U.S. Pension Benefits:
Service cost	$	1.9		$	2.3
Interest cost	21.0			22.7
Expected return on plan assets	(32.9		)	(33.3		)
Amortization of actuarial loss	6.6			6.0
Curtailment gain recognized	—			(0.7		)
Net periodic pension cost	$	(3.4	)	$	(3.0	)
Non-U.S. Pension Benefits:
Service cost	$	7.7		$	8.8
Interest cost	6.3			8.6
Expected return on plan assets	(10.2		)	(10.4		)
Amortization of actuarial loss	1.9			2.0
Amortization of prior service credit	(0.1		)	(0.1		)
Net periodic pension cost	$	5.6		$	8.9

Other postretirement benefit plans

Defined Benefit Plan Disclosure

Schedule of Net Benefit Costs

The following sets forth the components of the Company’s net periodic benefit cost of the other postretirement employee benefit plans ($ in millions):

	Three-Month Period Ended
	March 31, 2017			April 1, 2016
Service cost	$	0.2		$	0.2
Interest cost	1.3			1.4
Amortization of actuarial loss	—			0.1
Amortization of prior service credit	(0.8		)	(0.8		)
Net periodic benefit cost	$	0.7		$	0.9