Retirement and Other Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2015

U.S. Non-qualified Defined Benefit Retirement Plans

Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs of Defined Benefit Retirement Plans

Net periodic benefit costs of our defined benefit retirement plans for the quarters and six months ended June30, 2015 and 2014, were as follows:

		QuarterEndedJune30,				SixMonthsEndedJune30,
(Inmillions)		2015		2014		2015		2014
U.S. Nonqualified Defined Benefit Retirement Plans
Service cost	........................................................	$	0.3	$	0.2	$	0.6	$	0.5
Interest cost	........................................................		0.1		0.2		0.3		0.4
Net amortization and deferral	............................		0.8		1.0		1.5		1.9
Settlement expense	............................................		—		1.4		—		2.7
Net periodic benefit cost	....................................	$	1.2	$	2.8	$	2.4	$	5.5

Schedule of Amounts Recognized on Balance Sheet

	June30, 2015		December31, 2014
Amounts recognized on the balance sheet:
Accrued liabilities	............................................................................................................$	0.5	$	4.5
Other non-current liabilities	...........................................	15.4		14.6
Total accrued benefit	............................................................................................................$	15.9	$	19.1

European Defined Benefit Retirement Plans

Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs of Defined Benefit Retirement Plans

		QuarterEndedJune30,						SixMonthsEndedJune30,
(Inmillions)		2015			2014			2015			2014
European Defined Benefit Retirement Plans
Service cost	........................................................	$	0.2		$	0.2		$	0.4		$	0.4
Interest cost	........................................................		1.7			1.8			3.3			3.6
Expected return on plan assets	...........................		(2.3	)		(2.4	)		(4.5	)		(4.8	)
Net amortization and deferral	............................		0.2			0.2			0.4			0.3
Net periodic benefit credit	.................................	$	(0.2	)	$	(0.2	)	$	(0.4	)	$	(0.5	)

Schedule of Amounts Recognized on Balance Sheet

	June30, 2015		December31, 2014
Amounts recognized on the balance sheet:
Noncurrent asset	...........................................................................................................$	7.3	$	3.3
Accrued liabilities	...........................................................................................................$	1.8	$	0.4
Other non-current liabilities	...........................................	17.0		17.1
Total accrued benefit	...........................................................................................................$	18.8	$	17.5

Postretirement Health Care and Life Insurance Benefit Plans

Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Amounts Recognized on Balance Sheet

Net periodic benefit costs of our postretirement health care and life insurance benefit plans for the quarters and six months ended June30, 2015 and 2014 were immaterial.

	June30, 2015		December31, 2014
Amounts recognized on the balance sheet:
Accrued liabilities	...........................................................................................................$	0.6	$	0.6
Other non-current liabilities	...........................................	5.5		5.7
Total accrued benefit	...........................................................................................................$	6.1	$	6.3