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Cash Flow Information
12 Months Ended
Dec. 31, 2024
Supplemental Cash Flow Information [Abstract]  
Cash Flow Information
Note 18—Cash Flow Information
Millions of Dollars
202420232022
Noncash Investing and Financing Activities
Increase (decrease) in PP&E related to an increase (decrease) in asset retirement obligations, excluding acquisitions$268 727 825 
Fair value of contingent consideration on acquisition 320 
Cash Payments
Interest$806 701 873 
Income taxes3,621 5,406 7,368 
Net Sales (Purchases) of Investments
Short-term investments purchased$(2,606)(1,463)(5,046)
Short-term investments sold3,567 3,574 3,102 
Long-term Investments purchased(747)(867)(775)
Long-term Investments sold201 129 90 
$415 1,373 (2,629)
For additional information on cash and non-cash changes to our consolidated balance sheet, see Note 3 and Note 12 for our acquisition of Marathon Oil and acquisition of the remaining working interest in Surmont.