v3.19.3.a.u2
Supplemental Cash Flow Information (Tables)
12 Months Ended
Dec. 31, 2019
Supplemental Cash Flow Elements  
Supplemental Cash Flow Information

(Millions)

    

2019

    

2018

    

2017

 

Cash income tax payments, net of refunds

$

1,198

$

1,560

$

1,604

Cash interest payments

 

370

 

314

 

199