Related Party Transactions |
12 Months Ended |
|---|---|
Dec. 31, 2019 | |
| Related Party Transactions [Abstract] | |
| Related Party Transactions | Note 23—Related Party Transactions Our related parties primarily include equity method Significant transactions with our equity affiliates Millions of Dollars 2019 2018 2017 Operating revenues and other income $ 89 98 107 Purchases 38 98 99 Operating expenses and selling, general and administrative 65 60 59 Net interest (income) expense* (13) (14) (13) *We paid interest to, or received interest from, The table above includes transactions with the Investments, Loans and Long-Term Receivables, for additional information. |