Defined Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2014

Obligations and Funded Status

(In millions)	Pension Benefits						Postretirement Benefits
Obligations and Funded Status at December 31	2014			2013			2014			2013
Change in the Projected Benefit Obligation (PBO):
Projected benefit obligation at beginning of year	$	662.3		$	722.5		$	34.2		$	73.3
Service cost		10.4			11.4			0.1			0.3
Interest cost		32.9			30.1			0.8			1.7
Plan amendments		—			—			(15.3	)		(34.7	)
Actuarial loss (gain)		133.1			(73.0	)		3.9			(0.3	)
Participants’ contributions		—			—			0.3			0.5
Benefits paid		(30.1	)		(28.7	)		(4.2	)		(7.0	)
Medicare Part D reimbursement		—			—			0.4			0.4
Foreign exchange		—			—			(0.1	)		—
Projected benefit obligation at end of year	$	808.6		$	662.3		$	20.1		$	34.2
Accumulated benefit obligation at end of year (excludes the impact of future compensation increases)	$	793.2		$	648.5
Change in Plan Assets:
Fair value of plan assets at beginning of year	$	583.8		$	536.8		$	—		$	—
Actual return on plan assets		52.0			74.6			—			—
Employer contributions		2.5			1.1			3.5			6.1
Participants’ contributions		—			—			0.3			0.5
Medicare Part D reimbursement		—			—			0.4			0.4
Benefits paid		(30.1	)		(28.7	)		(4.2	)		(7.0	)
Fair value of plan assets at end of year	$	608.2		$	583.8		$	—		$	—
Funded status (Fair value of plan assets less PBO)	$	(200.4	)	$	(78.5	)	$	(20.1	)	$	(34.2	)

Amounts Recognized in Consolidated Balance Sheets

Amounts recognized in the consolidated balance sheets consist of:

	Pension Benefits						Postretirement Benefits
(In millions)	2014			2013			2014			2013
Current benefit payment liability	$	(1.0	)	$	(0.8	)	$	(2.6	)	$	(3.5	)
Accrued benefit liability		(199.4	)		(77.7	)		(17.5	)		(30.7	)
Net amount recognized	$	(200.4	)	$	(78.5	)	$	(20.1	)	$	(34.2	)

Amounts in Accumulated Other Comprehensive Income that have not yet been Recognized as Components of Net Periodic Benefit Cost

The amounts in accumulated other comprehensive income on the consolidated balance sheets that have not yet been recognized as components of net periodic benefit cost were as follows:

(In millions)	Pension Benefits			Postretirement Benefits
Net actuarial loss at December 31, 2012	$	72.2		$	4.3
Recognition of actuarial gain		(0.9	)		(4.5	)
Current year actuarial gain		(105.6	)		(0.3	)
Net actuarial gain at December 31, 2013	$	(34.3	)	$	(0.5	)
Recognition of actuarial gain		(12.5	)		(1.2	)
Current year actuarial loss		123.3			2.9
Net actuarial loss at December 31, 2014	$	76.5		$	1.2
Net prior service cost (credit) at December 31, 2012	$	0.6		$	(26.2	)
Prior service credit recognition due to plan amendments		—			(34.7	)
Amortization		(0.1	)		27.4
Net prior service cost (credit) at December 31, 2013	$	0.5		$	(33.5	)
Prior service credit recognition due to plan amendments		—			(15.3	)
Amortization		(0.1	)		27.6
Net prior service cost (credit) at December 31, 2014	$	0.4		$	(21.2	)
Total at December 31, 2014	$	76.9		$	(20.0	)

Components of Net Periodic Benefit Cost for Pension and Postretirement Benefits

Components of net periodic benefit cost were as follows:

Components of Net Periodic Benefit Cost	Pension Benefits									Postretirement Benefits
(In millions)	2014			2013			2012			2014			2013			2012
Service cost	$	10.4		$	11.4		$	12.1		$	0.1		$	0.3		$	0.5
Interest cost		32.9			30.1			30.7			0.8			1.7			3.9
Expected return on plan assets		(42.2	)		(41.8	)		(36.8	)		—			—			—
Recognition of actuarial losses		12.5			0.8			30.6			1.2			4.4			11.6
Amortization of prior service cost (credits)		0.1			0.1			0.3			(27.6	)		(27.4	)		(2.6	)
Curtailment and settlement losses		—			0.1			—			—			0.1			—
Net periodic benefit cost	$	13.7		$	0.7		$	36.9		$	(25.5	)	$	(20.9	)	$	13.4

Schedule of Assumptions Used

Assumptions	Pension Benefits			Postretirement Benefits
	2014	2013	2012	2014	2013	2012
Weighted-Average Assumptions Used to Determine Benefit Obligations at December 31:
Discount rate	4.2%	5.0%		3.5%	4.3%
Rate of compensation increase	4.0%	4.0%		—	—
Weighted-Average Assumptions Used to Determine Net Cost for Years Ended December 31:
Discount rate	5.0%	4.2%	4.9%	4.3%	3.7%	4.6%
Expected long-term rate of return on plan assets	7.4%	7.8%	7.8%	—	—	—
Rate of compensation increase	4.0%	4.0%	4.0%	—	—	—

Assumed Health Care Cost Trend Rates Used to Determine Benefit Obligations and Net Cost

	Postretirement Benefits
	2014			2013
Assumed Health Care Cost Trend Rates Used to Determine Benefit Obligations and Net Cost at December 31:
Health care cost trend rate assumed for next year		7.6/7.5	%(a)		7.1/7.5	%(a)
Rate that the cost trend rate is assumed to decline (the ultimate trend rate)		4.5	%		4.5	%
Year that the rate reaches the ultimate trend rate		2022			2022

^(a)  The pre-65 initial health care cost trend rate is shown first / followed by the post-65 rate.

Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates

A one-percentage-point change in assumed health care cost trend rates would have the following effects:

(In millions)	1-Percentage- Point Increase		1-Percentage- Point Decrease
Effect on total of service and interest cost	$	0.1	$	(0.1	)
Effect on postretirement benefit obligation		1.4		(1.6	)

Pension Assets by Major Category of Plan Assets and Type of Fair Value Measurement

Pension assets by major category of plan assets and the type of fair value measurement as of December 31, 2014 were as follows:

(In millions)	Total as of balance sheet date		Level 2 – Significant other observable inputs		Level 3 – Significant unobservable inputs
Group annuity/insurance contracts	$	21.8	$	—	$	21.8
Commingled funds:
Cash and cash equivalents		9.1		9.1		—
Equity		282.6		282.6		—
Fixed income		248.0		248.0		—
Multi-strategy hedge funds		21.6		—		21.6
Real estate		25.1		—		25.1
Total	$	608.2	$	539.7	$	68.5

Pension assets by major category of plan assets and the type of fair value measurement as of December 31, 2013 were as follows:

(In millions)	Total as of balance sheet date		Level 2 – Significant other observable inputs		Level 3 – Significant unobservable inputs
Group annuity/insurance contracts	$	21.2	$	—	$	21.2
Commingled funds:
Cash and cash equivalents		8.1		8.1		—
Equity		278.6		278.6		—
Fixed income		232.6		232.6		—
Multi-strategy hedge funds		20.5		—		20.5
Real estate		22.8		—		22.8
Total	$	583.8	$	519.3	$	64.5

Reconciliation of Level Three Measurements

A reconciliation of Level 3 measurements as of December 31, 2014 was as follows:

			Commingled Funds
(In millions)	Group annuity/ insurance contracts		Multi-strategy hedge funds		Real estate		Total
January 1, 2014	$	21.2	$	20.5	$	22.8	$	64.5
Actual return on assets related to assets still held		0.6		1.1		2.3		4.0
December 31, 2014	$	21.8	$	21.6	$	25.1	$	68.5

 A reconciliation of Level 3 measurements as of December 31, 2013 was as follows:

			Commingled Funds
(In millions)	Group annuity/ insurance contracts		Multi-strategy hedge funds		Real estate			Total
January 1, 2013	$	20.6	$	18.8	$	24.4		$	63.8
Actual return on assets related to assets still held		0.6		1.7		3.4			5.7
Purchases, sales and settlements		—		—		(5.0	)		(5.0	)
December 31, 2013	$	21.2	$	20.5	$	22.8		$	64.5

Schedule of Expected Benefit Payments

The following retirement benefit payments are expected to be paid:

(In millions)	Pension Benefits		Postretirement Benefits
2015	$	32.7	$	2.5
2016		34.7		2.4
2017		36.3		1.2
2018		38.0		1.2
2019		39.9		1.2
Years 2020-2024		221.8		5.3