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Supplemental Information to Statements of Cash Flows (Schedule Of Supplemental Information To Statements Of Cash Flows) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Changes in assets and liabilities, net: |  |  |  |
Accounts receivable | $ 81 | $ 98 | $ (15) | $ 248
Other current assets | (84) | (12) | (107) | 4
Other long-term assets | (16) | (13) | 33 | 18
Accounts payable and revenues and royalties payable | 42 | (65) | 185 | (230)
Other current liabilities | (224) | (138) | (108) | (141)
Other long-term liabilities | 0 | (10) | (19) | (27)
Total | (201) | (140) | (31) | (128)
Supplementary cash flow data: |  |  |  |
Interest paid | 112 | 88 | 175 | 189
Income taxes paid | $ 388 | $ 259 | $ 384 | $ 259

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