Net Periodic Benefit Cost (Tables)

6 Months Ended

Jun. 30, 2012

Defined benefit pension plans

Pension and postretirement benefit plans

Components of Net Periodic Benefit Cost

	Three MonthsEnded June 30,												Six MonthsEnded June 30,
	US Plans						Non-US Plans						US Plans						Non-US Plans
(in millions)	2012			2011			2012			2011			2012			2011			2012			2011
Service cost	$	1.6		$	1.7		$	2.0		$	1.2		$	3.3		$	3.4		$	4.0		$	2.5
Interest cost	2.9			3.1			3.0			3.0			5.9			6.3			6.1			5.9
Expected return on plan assets	(4.0		)	(3.7		)	(2.7		)	(2.9		)	(8.1		)	(7.2		)	(5.4		)	(5.6		)
Amortization of net actuarial loss	0.6			0.4			1.0			0.6			1.1			0.7			1.9			1.2
Amortization of prior service cost	—			0.1			—			0.1			—			0.1			—			0.1
Amortization of transition obligation	—			—			0.1			0.2			—			—			0.2			0.3
Net pension cost	$	1.1		$	1.6		$	3.4		$	2.2		$	2.2		$	3.3		$	6.8		$	4.4

Postretirement Benefit Plans

Pension and postretirement benefit plans

Components of Net Periodic Benefit Cost

	Three Months Ended June 30,				Six Months Ended June 30,
(in millions)	2012		2011		2012		2011
Service cost	$	0.6	$	0.7	$	1.2	$	1.5
Interest cost	0.8		1.2		1.7		2.5
Amortization of prior service cost	0.1		0.1		0.1		0.1
Amortization of net actuarial loss	0.1		0.2		0.2		0.4
Net postretirement benefit cost	$	1.6	$	2.2	$	3.2	$	4.5