Retirement Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2014

Compensation and Retirement Disclosure [Abstract]

Components of Net Pension Expense

The components of net periodic pension expense for our U.S. and foreign defined benefit retirement plans are as follows (in millions):

	Three Months Ended September 30,						Nine Months Ended September 30,
	2014			2013			2014			2013
Service cost	$	6.3		$	7.0		$	19.0		$	21.1
Interest cost		6.1			4.7			18.4			14.1
Expected return on plan assets		(10.1	)		(8.9	)		(30.4	)		(26.7	)
Amortization of prior service cost		(1.0	)		(1.0	)		(2.9	)		(2.9	)
Amortization of unrecognized actuarial loss		2.9			4.7			8.6			14.0
Net periodic pension expense	$	4.2		$	6.5		$	12.7		$	19.6