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Related Party Transactions | 12 Months Ended
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Dec. 31, 2022
Related Party Transactions [Abstract] |
Related Party Transactions | Note 21—Related Party Transactions Our related parties primarily include equity method investments and certain trusts for the benefit of employees. For disclosures on trusts for the benefit of employees, see Note 16. Significant transactions with our equity affiliates were:
| Millions of Dollars
| 2022 | 2021 | 2020
Operating revenues and other income | $ | 88 |  | 88 |  | 79 |
Purchases | 1 |  | 5 |  | — |
Operating expenses and selling, general and administrative expenses | 189 |  | 196 |  | 63 |
Net interest income* | (1) |  | (2) |  | (5) |
*We paid interest to, or received interest from, various affiliates. See Note 4, for additional information on loans to affiliated companies.

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- Definition The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -URI https://asc.fasb.org/topic&trid=2122745 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864 + Details
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