PENSION AND POST-RETIREMENT PLANS

9 Months Ended

Sep. 30, 2015

PENSION AND POST-RETIREMENT PLANS

PENSION AND POST-RETIREMENT PLANS

5.PENSION AND POST-RETIREMENT PLANS

The Company sponsors qualified defined-benefit pension and post-retirement plans (collectively, the “Plans”).  The following table provides the components of net periodic benefit cost (benefit) for the Plans for the nine months ended September 30, 2015 and 2014 (in millions):

	Pension Benefits						Post-retirement Benefits
	September 30						September 30
	2015			2014			2015		2014
Service cost	$	2.6		$	2.5		$	1.2	$	0.8
Interest cost	7.1			7.1			1.9		1.9
Expected return on plan assets	(10.4		)	(10.5		)	—		—
Amortization of net gain	4.8			2.3			1.8		0.4
Amortization of prior service cost	(1.7		)	(1.7		)	—		—
Net periodic cost (benefit)	$	2.4		$	(0.3	)	$	4.9	$	3.1

During the nine months ended September 30, 2015, the Company contributed $4.7 million to its defined benefit pension plans, out of total expected contributions of $6.2 million for 2015.