Debt (Tables) |
12 Months Ended |
|---|---|
Dec. 31, 2019 | |
| Debt [Abstract] | |
| Long-term debt | Note 11—Debt Long-term debt at December 31 was: Millions of Dollars 2019 2018 9.125% Debentures due 2021 $ 123 123 8.20% Debentures due 2025 134 134 8.125% Notes due 2030 390 390 7.9% Debentures due 2047 60 60 7.8% Debentures due 2027 203 203 7.65% Debentures due 2023 78 78 7.40% Notes due 2031 500 500 7.375% Debentures due 2029 92 92 7.25% Notes due 2031 500 500 7.20% Notes due 2031 575 575 7% Debentures due 2029 200 200 6.95% Notes due 2029 1,549 1,549 6.875% Debentures due 2026 67 67 6.50% Notes due 2039 2,750 2,750 5.951% Notes due 2037 645 645 5.95% Notes due 2036 500 500 5.95% Notes due 2046 500 500 5.90% Notes due 2032 505 505 5.90% Notes due 2038 600 600 4.95% Notes due 2026 1,250 1,250 4.30% Notes due 2044 750 750 4.15% Notes due 2034 246 246 3.35% Notes due 2024 426 426 3.35% Notes due 2025 199 199 2.4% Notes due 2022 329 329 Floating rate notes due 2022 at 2.81 % – 3.58 % during 2019 and 2.32 % – 3.52 % during 2018 500 500 Industrial Development Bonds due 2035 at 1.08 % – 2.45 % during 2019 and 0.95 % – 1.86 % during 2018 18 18 Marine Terminal Revenue Refunding Bonds due 2031 at 1.08 % – 2.45 % during 0.88 % – 1.95 % during 2018 265 265 Other 17 17 Debt at face value 13,971 13,971 Finance leases 720 777 Net unamortized premiums, discounts and 204 220 Total debt 14,895 14,968 Short-term debt (105) (112) Long-term debt $ 14,790 14,856 |