PENSION AND POSTRETIREMENT PLANS (Tables)

3 Months Ended

Mar. 31, 2018

PENSION AND POSTRETIREMENT PLANS

Net periodic pension and postretirement health care benefit costs

The components of net periodic pension and postretirement health care benefit costs for the first quarter ended March 31 are as follows:

	U.S.				International				U.S. Postretirement
	Pension				Pension				Health Care
(millions)	2018		2017		2018		2017		2018		2017
Service cost		$18.6		$17.5		$8.5		$7.4		$0.9		$0.7
Interest cost on benefit obligation		20.8		20.9		7.5		6.9		1.5		1.5
Expected return on plan assets		(40.5)		(37.4)		(16.3)		(13.5)		(0.1)		(0.1)
Recognition of net actuarial (gain) loss		9.8		7.2		4.4		4.4		(0.5)		(0.6)
Amortization of prior service
cost (benefit)		(1.7)		(1.7)		(0.2)		(0.2)		(4.1)		(4.2)
Total expense (benefit)		$7.0		$6.5		$3.9		$5.0		$(2.3)		$(2.7)