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Supplemental Income Statement Information
3 Months Ended
Mar. 31, 2020
Supplemental Income Statement Information  
Supplemental Income Statement Information

NOTE 6. Supplemental Income Statement Information

Other expense (income), net consists of the following:

    

Three months ended 

March 31,

(Millions)

2020

    

2019

Interest expense

$

123

$

104

Interest income

 

(10)

 

(20)

Pension and postretirement net periodic benefit cost (benefit)

(17)

(36)

Total

$

96

$

48

Pension and postretirement net periodic benefit costs described in the table above include all components of defined benefit plan net periodic benefit costs except service cost, which is reported in various operating expense lines. Refer to Note 11 for additional details on the components of pension and postretirement net periodic benefit costs.