PENSION AND POST-RETIREMENT PLANS (Tables)

6 Months Ended

Jun. 30, 2015

PENSION AND POST-RETIREMENT PLANS

Components of net periodic cost ( benefit)

The following table provides the components of net periodic benefit cost (benefit) for the Plans for the six months ended June 30, 2015 and 2014 (in millions):

	Pension Benefits						Post-retirement Benefits
	June 30						June 30
	2015			2014			2015		2014
Service cost	$	1.7		$	1.7		$	0.8	$	0.5
Interest cost	4.8			4.7			1.3		1.3
Expected return on plan assets	(6.9		)	(7.0		)	—		—
Amortization of net gain	3.2			1.5			1.2		0.3
Amortization of prior service cost	(1.2		)	(1.2		)	—		—
Net periodic cost (benefit)	$	1.6		$	(0.3	)	$	3.3	$	2.1