EMPLOYEE BENEFIT AND RETIREMENT PLANS

The following table presents the components of our pension expense of the defined benefit plans for the three months ended August 31, (in millions):



	United States						International
	2013			2012			2013			2012
Defined benefit plans
Service cost	$	5.8		$	4.4		$	2.2		$	1.7
Interest costs	7.8			8.0			3.1			3.1
Expected return on plan assets	(10.4		)	(9.5		)	(4.2		)	(4.0		)
Amortization of prior service costs	—			—			0.1			0.1
Recognized net actuarial loss	7.4			4.5			1.3			0.9
Total pension expense	$	10.6		$	7.4		$	2.5		$	1.8

The following table presents the components of our pension expense of the defined benefit plans for the nine months ended August 31, (in millions):



	United States						International
	2013			2012			2013			2012
Defined benefit plans
Service cost	$	17.4		$	13.1		$	6.7		$	5.1
Interest costs	23.4			23.9			9.5			9.5
Expected return on plan assets	(31.0		)	(28.3		)	(12.9		)	(12.1		)
Amortization of prior service costs	—			—			0.3			0.3
Recognized net actuarial loss	22.1			13.6			4.2			2.7
Total pension expense	$	31.9		$	22.3		$	7.8		$	5.5

During the nine months ended August 31, 2013 and 2012, we made $45.1 million and $61.7 million, respectively, in total contributions to our pension plans. Total contributions to our pension plans in fiscal year 2012 were $104.3 million.

The following table presents the components of our other postretirement benefits expense (in millions):



	Three months ended August 31,						Nine months ended August 31,
	2013			2012			2013			2012
Other postretirement benefits
Service cost	$	1.3		$	0.9		$	3.8		$	3.0
Interest costs	1.0			1.1			3.0			3.6
Amortization of prior service costs	(0.3		)	(1.0		)	(0.9		)	(3.0		)
Amortization of losses/(gains)	0.3			(0.1		)	1.0			—
Total other postretirement expense	$	2.3		$	0.9		$	6.9		$	3.6