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Cash Flow Information (Tables)
6 Months Ended
Jun. 30, 2024
Supplemental Cash Flow Information [Abstract]  
Schedule of Cash Flow Information

Millions of Dollars

Six Months Ended
June 30
20242023
Cash Payments
Interest
$404 358 
Income taxes
2,067 3,202 
Net Sales (Purchases) of Investments
Short-term investments purchased
$(1,502)(783)
Short-term investments sold
971 2,676 
Long-term investments purchased
(347)(414)
Long-term investments sold
84 70 

$(794)1,549