| Fiscal period | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
| Period End Date | 12/31/2025 | 12/31/2024 | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 |
| Sales | 21,593.00 | 26,725.00 | 28,257.00 | 36,634.00 | 25,956.00 | 17,809.00 | 20,393.00 | 17,824.00 | 12,508.00 | 10,090.00 |
| Total Revenues | 21,593.00 | 26,725.00 | 28,257.00 | 36,634.00 | 25,956.00 | 17,809.00 | 20,393.00 | 17,824.00 | 12,508.00 | 10,090.00 |
| Cost of sales | -- | -- | -- | -- | -- | -- | -- | 6,568.00 | 5,594.00 | 5,189.00 |
| Transportation expense | 1,660.00 | 1,608.00 | 1,481.00 | 1,475.00 | 1,419.00 | 1,600.00 | 621.00 | -- | -- | -- |
| Purchased commodities | 176.00 | 337.00 | 2,009.00 | 3,287.00 | 2,308.00 | 1,395.00 | 1,679.00 | -- | -- | -- |
| Chemical and midstream cost of sales | -- | 3,121.00 | 3,116.00 | 3,273.00 | 2,772.00 | 2,408.00 | 2,791.00 | -- | -- | -- |
| Oil and gas operating expense | 4,681.00 | 4,738.00 | 4,677.00 | 4,028.00 | 3,160.00 | 3,065.00 | 3,246.00 | -- | -- | -- |
| Gross Profit | -- | -- | -- | 24,571.00 | 16,297.00 | 9,341.00 | 12,056.00 | 11,256.00 | 6,914.00 | 4,901.00 |
| Total depreciation, depletion and amortization | 7,533.00 | 7,371.00 | 6,865.00 | 6,926.00 | 8,447.00 | 8,097.00 | 5,981.00 | 3,977.00 | 4,002.00 | 4,268.00 |
| Interest and debt expense, net | 1,079.00 | 1,175.00 | 945.00 | 1,030.00 | 1,614.00 | 1,424.00 | 1,066.00 | 389.00 | 345.00 | 292.00 |
| Minority interest | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest, dividends and other income | 219.00 | 171.00 | 139.00 | 153.00 | 166.00 | 118.00 | 217.00 | 136.00 | 99.00 | 106.00 |
| Exploration expense | 249.00 | 275.00 | 441.00 | 216.00 | 252.00 | 132.00 | 246.00 | 110.00 | 82.00 | 62.00 |
| Selling, general and administrativeand other operating expenses | 986.00 | 1,062.00 | 1,083.00 | 945.00 | 863.00 | 864.00 | 882.00 | 1,613.00 | 1,424.00 | 1,330.00 |
| Anadarko merger-related costs | -- | -- | -- | -- | -- | 339.00 | -- | -- | -- | -- |
| Environmental remediation | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Write-down of assets | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Taxes other than on income | (1,030.00) | (1,039.00) | (1,087.00) | (1,548.00) | (1,005.00) | (622.00) | (707.00) | (439.00) | (311.00) | (277.00) |
| Acquisition-related costs | (13.00) | (84.00) | -- | -- | -- | -- | -- | -- | -- | -- |
| Gain on sale of equity investment | -- | -- | -- | -- | -- | -- | 622.00 | 974.00 | 667.00 | 202.00 |
| Gains on disposition of assets, net | 263.00 | (16.00) | 522.00 | 308.00 | 192.00 | (1,666.00) | -- | -- | -- | -- |
| Income (loss) from equity investments | 76.00 | 862.00 | -- | 793.00 | 631.00 | 370.00 | 373.00 | -- | -- | -- |
| (Loss) Gain on sale of assets and equity investments, net | -- | -- | 534.00 | -- | -- | -- | -- | -- | -- | -- |
| Asset impairments and related items | (60.00) | (1,281.00) | (209.00) | -- | (304.00) | (11,083.00) | (1,361.00) | (561.00) | (545.00) | (825.00) |
| Anadarko transaction-related costs | -- | -- | (26.00) | (89.00) | (153.00) | -- | (1,647.00) | -- | -- | -- |
| Other operating and non-operating expenses | (1,556.00) | (1,581.00) | (1,084.00) | (1,271.00) | (1,065.00) | (884.00) | (1,425.00) | -- | -- | -- |
| Charges for impairments | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Losses on interest rate swaps and warrants, net | -- | -- | -- | 317.00 | 122.00 | (423.00) | 233.00 | -- | -- | -- |
| INCOME BEFORE TAXES AND OTHER ITEMS | 3,128.00 | 4,070.00 | 6,429.00 | 14,117.00 | 3,705.00 | (15,705.00) | 186.00 | 5,277.00 | 971.00 | (1,845.00) |
| Provision for domestic and foreign income and other taxes | 1,021.00 | 1,174.00 | 1,733.00 | 813.00 | 915.00 | (2,172.00) | 693.00 | 1,477.00 | 17.00 | (662.00) |
| Minority interest | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income (loss )from equity investments | -- | -- | -- | -- | -- | -- | -- | 331.00 | 357.00 | 181.00 |
| Gain on Lyondell stock issuance | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income from Continuing Operations | 2,107.00 | 2,896.00 | 4,696.00 | 13,304.00 | 2,790.00 | (13,533.00) | (507.00) | 4,131.00 | 1,311.00 | (1,002.00) |
| Discontinued operations, net | 262.00 | 182.00 | -- | -- | (468.00) | (1,298.00) | (15.00) | -- | -- | 428.00 |
| Extraordinary (loss) gain, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cumulative effect of changes in accounting principles, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net income before noncontrolling interest | 2,369.00 | 3,078.00 | 4,696.00 | 13,304.00 | 2,322.00 | (14,831.00) | (522.00) | 4,131.00 | 1,311.00 | (574.00) |
| Less- Net income attributable to noncontrolling interest | 43.00 | 22.00 | -- | -- | -- | -- | 145.00 | -- | -- | -- |
| Preferred dividends | 679.00 | 679.00 | 923.00 | 800.00 | 800.00 | 844.00 | 318.00 | -- | -- | -- |
| Less: Net income allocated to participating securities | 10.00 | 13.00 | -- | 83.00 | 10.00 | -- | -- | 17.00 | 6.00 | -- |
| Less: Incremental fair value for warrants inducement | 25.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net income attributable to Common Stock | 1,612.00 | 2,364.00 | 3,773.00 | 12,421.00 | 1,512.00 | (15,675.00) | (985.00) | 4,114.00 | 1,305.00 | (574.00) |
| Continuing Operations- (Basic) | 1.38 | 2.39 | 4.22 | 13.41 | 2.12 | (15.65) | (1.20) | 5.40 | 1.71 | (1.31) |
| Discontinued operations, net | 0.27 | 0.20 | -- | -- | (0.50) | (1.41) | (0.02) | -- | -- | 0.56 |
| Cumulative effect of changes in accounting principles, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Extraordinary loss, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Basic) | 1.65 | 2.59 | 4.22 | 13.41 | 1.62 | (17.06) | (1.22) | 5.40 | 1.71 | (0.75) |
| Continuing Operations- (Diluted) | 1.35 | 2.26 | 3.90 | 12.40 | 2.06 | (15.65) | (1.20) | 5.39 | 1.70 | (1.31) |
| Discontinued operations, net | 0.26 | 0.18 | -- | -- | (0.48) | (1.41) | (0.02) | -- | -- | 0.56 |
| Cumulative effect of changes in accounting principles, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Diluted) | 1.61 | 2.44 | 3.90 | 12.40 | 1.58 | (17.06) | (1.22) | 5.39 | 1.70 | (0.75) |
| Weighted Average Shares Outstanding (Basic) | 975.50 | 911.80 | 889.20 | 926.20 | 935.00 | 918.70 | 809.50 | 761.70 | 765.10 | 763.80 |
| Weighted Average Shares Outstanding (Diluted) | 1,000.10 | 967.10 | 960.90 | 1,002.00 | 958.80 | 918.70 | 809.50 | 763.30 | 765.90 | 763.80 |