Retirement Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs

The components of net periodic benefit cost recorded in the Condensed Consolidated Statements of Operations are as follows:

	Pension benefits												Other post- retirement benefits
(millions of dollars)	2014						2013						2014			2013
Three Months Ended September 30,	US			Non-US			US			Non-US
Service cost	$	—		$	3.3		$	—		$	3.1		$	0.1		$	0.1
Interest cost	2.9			4.5			2.9			4.2			1.6			1.7
Expected return on plan assets	(4.4		)	(5.3		)	(4.6		)	(2.8		)	—			—
Settlement	2.7			—			—			—			—			—
Amortization of unrecognized prior service benefit	(0.2		)	—			(0.2		)	—			(1.5		)	(1.6		)
Amortization of unrecognized loss	1.6			1.1			2.1			1.3			0.7			1.2
Net periodic benefit cost	$	2.6		$	3.6		$	0.2		$	5.8		$	0.9		$	1.4

	Pension benefits												Other post- retirement benefits
(millions of dollars)	2014						2013						2014			2013
Nine Months Ended September 30,	US			Non-US			US			Non-US
Service cost	$	—		$	9.8		$	—		$	9.3		$	0.2		$	0.3
Interest cost	9.1			13.8			8.7			12.4			5.0			5.1
Expected return on plan assets	(13.2		)	(16.1		)	(13.7		)	(8.2		)	—			—
Settlement	2.7			—			—			—			—			—
Amortization of unrecognized prior service benefit	(0.6		)	—			(0.6		)	—			(4.7		)	(4.8		)
Amortization of unrecognized loss	4.9			3.6			6.2			3.9			2.0			3.7
Net periodic benefit cost	$	2.9		$	11.1		$	0.6		$	17.4		$	2.5		$	4.3