Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2020

Supplemental Cash Flow Information [Abstract]

Summary of Capital Expenditures and Noncash Investing and Financing Activities

Our capital expenditures and investments consisted of:

	Millions of Dollars
	Nine Months Ended September 30
	2020		2019
Cash capital expenditures and investments	$	796	924
Change in capital expenditure accruals	(1)		(17)
Total capital expenditures and investments	$	795	907