Defined Benefit Pension Plans and Other Post-Employment Benefit Plans

The following table shows the components of our net periodic benefit cost (income) for our defined benefit pension plans for the three and nine months ended September 30, 2017 and 2016:



	Three Months Ended September 30, 2017									Three Months Ended September 30, 2016
(In millions)	U.S.			International			Total			U.S.			International			Total
Components of net periodic benefit cost or (income):
Service cost	$	—		$	2.1		$	2.1		$	0.2		$	2.4		$	2.6
Interest cost	1.6			5.8			7.4			2.0			6.4			8.4
Expected return on plan assets	(2.4		)	(10.6		)	(13.0		)	(2.5		)	(9.1		)	(11.6		)
Amortization of net prior service cost	—			(0.1		)	(0.1		)	—			0.1			0.1
Amortization of net actuarial loss	0.2			2.6			2.8			0.7			2.3			3.0
Net periodic benefit (income) cost	(0.6		)	(0.2		)	(0.8		)	0.4			2.1			2.5
Cost of settlement/curtailment	0.4			0.9			1.3			—			0.3			0.3
Total benefit (income) cost	$	(0.2	)	$	0.7		$	0.5		$	0.4		$	2.4		$	2.8



	Nine Months Ended September 30, 2017									Nine Months Ended September 30, 2016
(In millions)	U.S.			International			Total			U.S.			International			Total
Components of net periodic benefit cost (income):
Service cost	$	0.1		$	6.0		$	6.1		$	0.4		$	7.4		$	7.8
Interest cost	5.1			16.4			21.5			5.8			19.3			25.1
Expected return on plan assets	(7.3		)	(30.9		)	(38.2		)	(7.5		)	(27.2		)	(34.7		)
Amortization of net prior service cost	—			(0.2		)	(0.2		)	—			0.2			0.2
Amortization of net actuarial loss	0.6			7.8			8.4			1.7			6.7			8.4
Net periodic benefit (income) cost	(1.5		)	(0.9		)	(2.4		)	0.4			6.4			6.8
Cost of settlement/curtailment	1.2			1.4			2.6			—			0.1			0.1
Total benefit (income) cost	$	(0.3	)	$	0.5		$	0.2		$	0.4		$	6.5		$	6.9

The following table shows the components of our net periodic benefit cost for our other employee benefit plans for the three and nine months ended September 30, 2017 and 2016:



	Three Months Ended September 30,						Nine Months Ended September 30,
(In millions)	2017			2016			2017			2016
Components of net periodic benefit cost or (income):
Service costs	$	—		$	0.1		$	0.1		$	0.2
Interest cost	0.4			0.5			1.3			1.4
Amortization of net prior service cost	(0.3		)	(0.5		)	(1.1		)	(1.2		)
Amortization of net actuarial loss	—			—			(0.1		)	—
Net periodic benefit cost	0.1			0.1			0.2			0.4
Income of settlement/curtailment	(13.5		)	—			(13.5		)	—
Total benefit (income) cost	$	(13.4	)	$	0.1		$	(13.3	)	$	0.4

The net periodic costs disclosed in the tables above include the plans of Diversey which are included in assets and liabilities held for sale on the Condensed Consolidated Balance Sheet. The amounts of the costs disclosed above charged to discontinued operations approximately were as follows:



	Three Months Ended September 30,					Nine Months Ended September 30,
(In millions)	2017			2016		2017			2016
Defined benefit pension plans	$	(0.1	)	$	1.2	$	(0.5	)	$	3.6
Other employee benefit plans	0.1			0.1		0.1			0.1
Total expense (income) included in discontinued operations	$	—		$	1.3	$	(0.4	)	$	3.7

The weighted average expected long-term rate of return on plan assets used to determine the net periodic benefit cost as of December 31, 2016 was 6.7% for U.S. plans and 4.5% for our international plans. After the sale of Diversey in the third quarter of 2017 and transfer of certain related pension plans, the updated weighted average expected long-term rate of return on plan assets used to determine the net periodic benefit cost is 6.7% for U.S. plans and 5.0% for our international plans.