Supplemental cash flow information

9 Months Ended

Sep. 30, 2019

Supplemental Cash Flow Elements [Abstract]

Supplemental cash flow information

Note 15. Supplemental cash flow information

A summary of supplemental cash flow information is presented in the following table (in millions).

	First Nine Months
	2019		2018
Cash paid during the period for:
Income taxes	$	4,395	$	3,977
Interest:
Insurance and other		879		934
Railroad, utilities and energy		2,149		2,129
Non-cash investing and financing activities:
Liabilities assumed in connection with business acquisitions		147		93
Right-of-use assets obtained in exchange for new operating lease liabilities		526		—