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Supplemental Cash Flow Information
 3 Months Ended
Mar. 31, 2021
Supplemental Cash Flow Information [Abstract]  
Supplemental Cash Flow Information Supplemental Cash Flow Information
Net cash paid for interest and income taxes was as follows for the three-month periods ended March 31, 2021 and 2020 (in millions):
Three Months Ended
March 31,
 20212020
Interest (1)
$49 $47 
Income Taxes, Net of Refunds Received$20 $15 
(1)Net of capitalized interest of $8 million and $9 million for the three months ended March 31, 2021 and 2020, respectively.

EOG's accrued capital expenditures at March 31, 2021 and 2020 were $436 million and $642 million, respectively.
Non-cash investing activities for the three months ended March 31, 2021 and 2020, included additions of $25 million and $29 million, respectively, to EOG's oil and gas properties as a result of property exchanges. Non-cash investing activities for the three months ended March 31, 2021 and 2020, also included additions of $74 million and $49 million, respectively, to EOG's other property, plant and equipment made in connection with finance lease transactions for storage facilities.