Accounts Receivable (Schedule Of Components Of Accounts Receivable) (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
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| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Joint interest billings | $ 281 | $ 245 |
| Other | 12 | 20 |
| Gross accounts receivable | 2,257 | 1,799 |
| Allowance for doubtful accounts | (7) | (7) |
| Net accounts receivable | 2,250 | 1,792 |
| Oil Gas And N G L Sales [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Gross accounts receivable | 1,210 | 865 |
| Marketing And Midstream Revenues [Member] | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Gross accounts receivable | $ 754 | $ 669 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of receivable from nonoperator partner in joint interest operation in oil- and gas-producing activities, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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