Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2013

Benefit Plans [Abstract]

Obligations and funded status of pension and other postretirement benefit plans

Obligations and Funded Status

	Pension Benefits						Post-retirement Benefits
Millions of Dollars		2013			2012			2013			2012
Change in benefit obligation
Benefit obligation at beginning of year	$	311.4		$	271.9		$	10.6		$	14.4
Service cost		8.4			8.1			0.6			0.6
Interest cost		11.3			11.6			0.3			0.4
Actuarial (gain) loss		(28.0	)		30.4			(1.1	)		(4.3	)
Benefits paid		(14.0	)		(12.5	)		(0.5	)		(0.5	)
Settlements		--			(0.6	)		--			--
Foreign exchange impact		0.3			1.9			--			--
Other		0.5			0.6			--			--
Benefit obligation at end of year	$	289.9		$	311.4		$	9.9		$	10.6

	Pension Benefits						Post-retirement Benefits
Millions of Dollars		2013			2012			2013			2012
Change in plan assets
Fair value of plan assets beginning of year	$	212.0		$	187.5		$	--		$	--
Actual return on plan assets		31.0			17.2			--			--
Employer contributions		10.9			16.4			0.5			0.5
Plan participants' contributions		0.5			0.5			--			--
Benefits paid		(14.0	)		(12.5	)		(0.5	)		(0.5	)
Settlements		--			(0.5	)		--			--
Foreign exchange impact		0.3			3.4			--			--
Fair value of plan assets at end of year	$	240.7		$	212.0		$	--		$	--
Funded status	$	(49.2	)	$	(99.4	)	$	(9.9	)	$	(10.6	)

Amounts recognized in the consolidated balance sheet

    Amounts recognized in the consolidated balance sheet consist of:

	Pension Benefits						Post-retirement Benefits
Millions of Dollars		2013			2012			2013			2012
Current liability	$	(0.3	)	$	(0.3	)	$	(0.8	)	$	(1.0	)
Non-current liability		(48.9	)		(99.1	)		(9.1	)		(9.6	)
Recognized liability	$	(49.2	)	$	(99.4	)	$	(9.9	)	$	(10.6	)

Amounts recognized in accumulated other comprehensive income

     Amounts recognized in accumulated other comprehensive income, net of related tax effects, consist of:

	Pension Benefits				Post-retirement Benefits
Millions of Dollars		2013		2012		2013			2012
Net actuarial (gain) loss	$	58.4	$	93.7	$	(1.6	)	$	(10.1	)
Prior service cost		2.2		3.0		(8.1	)		(0.8	)
Amount recognized end of year	$	60.6	$	96.7	$	(9.7	)	$	(10.9	)

Change in plan assets and benefit obligations recognized in other comprehensive income

Changes in the Plan assets and benefit obligations recognized in other comprehensive income:

	Pension Benefits					Post-retirement Benefits
Millions of Dollars		2013		2012			2013			2012
Current year actuarial gain (loss)	$	26.1	$	(17.6	)	$	0.7		$	2.7
Amortization of actuarial (gain) loss		8.8		8.4			--			(0.1	)
Amortization of prior service credit (gain) loss		0.6		0.7			(1.9	)		(1.8	)
Total recognized in other comprehensive income	$	35.5	$	(8.5	)	$	(1.2	)	$	0.8

Components of net periodic benefit cost

The components of net periodic benefit costs are as follows:

	Pension Benefits									Post-retirement Benefits
Millions of Dollars		2013			2012			2011			2013			2012			2011
Service cost	$	8.4		$	8.1		$	7.1		$	0.6		$	0.6		$	0.7
Interest cost		11.3			11.6			11.6			0.3			0.4			0.6
Expected return on plan assets		(14.8	)		(13.5	)		(13.8	)		--			--			--
Amortization of prior service cost		1.0			1.2			1.3			(3.1	)		(3.1	)		(3.1	)
Recognized net actuarial (gain) loss		13.9			13.3			8.6			--			(0.1	)		0.1
Settlement /curtailment loss		--			0.2			0.5			--			--			--
Net periodic benefit cost	$	19.8		$	20.9		$	15.3		$	(2.2	)	$	(2.2	)	$	(1.7	)

Estimated amortization of amounts in other comprehensive income to be recognized in next fiscal year

     The 2014 estimated amortization of amounts in other accumulated comprehensive income are as follows:

Millions of Dollars	Pension Benefits		Post-Retirement Benefits
Amortization of prior service credit (gain) loss	$	1.0	$	(3.1	)
Amortization of net (gain) loss		7.2		(0.1	)
Total costs to be recognized	$	8.2	$	(3.2	)

Weighted average assumptions used to determine net periodic benefit cost and benefit obligation

     The weighted average assumptions used to determine net periodic benefit cost in the accounting for the pension benefit plans and other benefit plans for the years ended December 31, 2013, 2012 and 2011 are as follows:

	2013		2012		2011
Discount rate	3.80	%	4.32	%	5.70	%
Expected return on plan assets	7.18	%	7.06	%	7.25	%
Rate of compensation increase	3.16	%	3.11	%	3.20	%

The weighted average assumptions used to determine benefit obligations for the pension benefit plans and other benefit plans at December 31, 2013, 2012 and 2011 are as follows:

	2013		2012		2011
Discount rate	4.37	%	3.77	%	4.30	%
Rate of compensation increase	3.10	%	3.14	%	3.10	%

Weighted average asset allocation percentages

The Company's pension plan weighted average asset allocation percentages at December 31, 2013 and 2012 by asset category are as follows:

Asset Category		2013		2012
Equity securities		56.4	%	56.4	%
Fixed income securities		35.0	%	34.9	%
Real estate		0.5	%	0.5	%
Other		8.1	%	8.2	%
	Total	100.0	%	100.0	%

Fair value of plan assets by category

The Company's pension plan fair values at December 31, 2013 and 2012 by asset category are as follows:

Millions of Dollars

Asset Category				2013		2012
Equity securities			$	135.9	$	119.5
Fixed income securities				84.2		74.1
Real estate				1.1		1.0
Other				19.5		17.4
	Total	$		240.7	$	212.0

Fair value of plan assets by geographic location

The following table presents domestic and foreign pension plan assets information at December 31, 2013, 2012 and 2011 (the measurement date of pension plan assets):

	U.S. Plans						International Plans
Millions of Dollars		2013		2012		2011		2013		2012		2011
Fair value of plan assets	$	170.6	$	148.2	$	132.2	$	70.1	$	63.8	$	55.3

Defined benefit pension plan assets measured at fair value

The following table summarizes our defined benefit pension plan assets measured at fair value as of December 31, 2013:

Millions of Dollars	Pension Assets at Fair Value as of December 31, 2013
Asset Class		Quoted PricesIn Active Markets forIdentical Assets		Significant OtherObservable Inputs		SignificantUnobservable Inputs		Total
		(Level 1)		(Level 2)		(Level 3)
Equity Securities
US equities	$	116.8	$	--	$	--	$	116.8
Non-US equities		19.0		--		--		19.0
Fixed Income Securities
Corporate debt instruments		53.7		30.6		--		84.3
Real estate and otherReal estate and other
Real estate		--		--		1.1		1.1
Other		--		--		19.5		19.5
Total Assets	$	189.5	$	30.6	$	20.6	$	240.7

The following table summarizes our defined benefit pension plan assets measured at fair value as of December 31, 2012:

Millions of Dollars	Pension Assets at Fair Value as of December 31, 2012
Asset Class		Quoted PricesIn Active Markets forIdentical Assets		Significant OtherObservable Inputs		SignificantUnobservable Inputs		Total
		(Level 1)		(Level 2)		(Level 3)
Equity Securities
US equities	$	104.5	$	--	$	--	$	104.5
Non-US equities		15.0		--		--		15.0
Fixed Income Securities
Corporate debt instruments		43.1		31.0		--		74.1
Real estate and otherReal estate and other
Real estate		--		--		1.0		1.0
Other		--		--		17.4		17.4
Total Assets	$	162.6	$	31.0	$	18.4	$	212.0

Estimated future benefit payments

     The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid:

Millions of Dollars		PensionBenefits		Other Benefits
2014	$	14.1	$	0.8
2015	$	15.4	$	0.8
2016	$	17.3	$	0.8
2017	$	18.1	$	0.7
2018	$	18.0	$	0.8
2019-2023	$	101.4	$	3.4