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PENSION AND POSTRETIREMENT PLANS (Tables)
9 Months Ended
Sep. 30, 2022
PENSION AND POSTRETIREMENT PLANS  
Net periodic pension and postretirement health care benefit costs

The components of net periodic pension and postretirement health care benefit expense for the third quarter ended September 30 are as follows:

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U.S.

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International

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U.S. Postretirement

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Pension

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Pension

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Health Care

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(millions)

    

2022

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2021

    

2022

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2021

    

2022

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2021

 

Service cost

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$10.5

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$11.2

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$6.8

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$7.9

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$0.2

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​

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$0.2

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Interest cost on benefit obligation

 

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14.1

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13.3

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5.3

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4.4

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0.8

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0.7

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Expected return on plan assets

 

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(36.7)

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(38.0)

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(16.8)

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(16.6)

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(0.1)

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(0.1)

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Recognition of net actuarial loss (gain)

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10.0

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12.1

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5.6

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5.8

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(0.1)

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0.2

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Amortization of prior service benefit

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(1.2)

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(1.7)

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-

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(0.1)

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-

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-

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Curtailments and settlements

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24.8

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7.0

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-

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-

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-

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-

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Total expense

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$21.5

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$3.9

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$0.9

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$1.4

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$0.8

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$1.0

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The components of net periodic pension and postretirement health care benefit expense for the nine months ended September 30 are as follows:

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​

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​

​

​

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​

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​

​

​

​

​

​

​

​

U.S.

​

International

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U.S. Postretirement

​

​

​

Pension

​

Pension

​

Health Care

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(millions)

    

2022

​

2021

    

2022

​

2021

    

2022

​

2021

 

Service cost

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$31.5

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$32.8

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$21.0

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$24.0

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$0.6

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​

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$0.6

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Interest cost on benefit obligation

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42.3

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38.3

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16.5

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13.1

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2.4

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2.1

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Expected return on plan assets

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(110.1)

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(115.2)

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(52.8)

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(51.9)

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(0.3)

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(0.3)

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Recognition of net actuarial loss (gain)

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30.0

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44.5

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17.4

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20.3

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(0.3)

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0.6

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Amortization of prior service benefit

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(3.4)

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​

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(5.1)

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-

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(0.5)

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-

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-

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Curtailments and settlements

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25.7

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26.6

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-

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-

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-

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​

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-

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Total expense

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$16.0

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$21.9

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$2.1

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$5.0

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$2.4

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$3.0

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