Retirement Plans (Tables)

9 Months Ended

Sep. 30, 2013

Components of Total Net Periodic Benefit Cost

The components of total Net Periodic Benefit Cost associated with the Company’s defined benefit retirement plans are as follows:

	Three months ended						Nine months ended
	September 30, 2013			September 30, 2012			September 30, 2013			September 30, 2012
Service cost	$	5.6		$	4.9		$	16.9		$	14.6
Interest cost		4.9			4.7			14.8			14.1
Expected return on plan assets		(3.9	)		(3.5	)		(11.7	)		(10.5	)
Amortization prior service credit		(0.2	)		(0.3	)		(0.6	)		(0.7	)
Amortization of actuarial loss		3.1			2.3			9.2			6.7
Net Periodic Benefit Cost	$	9.5		$	8.1		$	28.6		$	24.2