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Supplemental Income Statement Information (Tables)
3 Months Ended
Mar. 31, 2020
Supplemental Income Statement Information  
Schedule of other expense (income)

    

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