Pension and Other Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2014

Pension and Other Postretirement Benefit Plans [Abstract]

Components of Net Periodic Pension Cost

	Three Months Ended June 30,
	2014		2013		2014		2013
(in millions)	Pension Plans				Postretirement Plans
Service cost - benefits earned during the period	$	0.3	$	0.5	$	-	$	0.1
Interest cost		8.5		8.0		0.2		0.3
Expected return on plan assets		(9.1)		(8.9)		-		-
Recognized net actuarial loss		2.9		3.6		-		-
Amortization of prior service cost		0.1		-		(0.5)		(1.0)
Net settlement gain		-		-		-		(1.6)
Net periodic pension cost (benefit)	$	2.7	$	3.2	$	(0.3)	$	(2.2)
	Six Months Ended June 30,
	2014		2013		2014		2013
(in millions)	Pension Plans				Postretirement Plans
Service cost - benefits earned during the period	$	0.7	$	0.9	$	-	$	0.1
Interest cost		16.9		15.9		0.4		0.8
Expected return on plan assets		(18.3)		(17.8)		-		-
Recognized net actuarial loss		5.8		7.3		-		0.1
Amortization of prior service cost		0.1		-		(0.9)		(1.9)
Net settlement gain		-		-		-		(1.6)
Net periodic pension cost (benefit)	$	5.2	$	6.3	$	(0.5)	$	(2.5)