| Fiscal period | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 |
|---|
| Period End Date | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 | 12/31/2014 | 12/31/2013 | 12/31/2012 | 12/31/2011 |
|---|
| Revenues:Oil sales | -- | -- | -- | -- | -- | -- | 9,910.00 | -- | -- | -- |
| Revenues:Oil, gas and NGL sales | 2,695.00 | 3,809.00 | 4,085.00 | -- | -- | -- | -- | 8,522.00 | 7,153.00 | 8,315.00 |
| Upstream revenues | -- | -- | -- | 2,988.00 | 3,981.00 | 5,885.00 | -- | -- | -- | -- |
| Revenues:Marketing and midstream revenues | 1,978.00 | 2,865.00 | 4,354.00 | 3,513.00 | 2,772.00 | 7,260.00 | 7,667.00 | 2,066.00 | 1,655.00 | 2,249.00 |
| Revenues: Gas sales | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Revenues: NGL sales | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Revenue: Other | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Revenues:Net (loss) gain on oil and gas derivative financial instruments | 155.00 | (454.00) | 457.00 | -- | -- | -- | 1,989.00 | (191.00) | 693.00 | 881.00 |
| Asset dispositions and other | -- | -- | -- | -- | -- | -- | 1,072.00 | -- | -- | -- |
| Total revenues | 4,828.00 | 6,220.00 | 8,896.00 | 6,501.00 | 6,753.00 | 13,145.00 | 20,638.00 | 10,397.00 | 9,501.00 | 11,445.00 |
| Production expenses | 1,123.00 | 1,197.00 | 1,153.00 | 791.00 | 1,805.00 | -- | -- | -- | -- | -- |
| Lease operating expenses | 270.00 | 250.00 | 580.00 | -- | -- | 2,439.00 | 2,332.00 | 2,268.00 | 2,074.00 | 1,851.00 |
| Depreciation, depletion and amortization of oil and gas properties | 1,300.00 | 1,497.00 | 1,228.00 | 1,008.00 | 1,592.00 | 4,022.00 | 3,319.00 | 2,780.00 | 2,811.00 | 2,248.00 |
| Depreciation and amortization of non-oil and gas properties | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Amortization of goodwill | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| General and administrative expenses | 338.00 | 475.00 | 574.00 | 645.00 | 733.00 | 1,193.00 | 847.00 | 617.00 | 692.00 | 585.00 |
| Marketing and midstream operating costs and expenses | 2,013.00 | 2,812.00 | 4,321.00 | 3,559.00 | 2,821.00 | 6,461.00 | 6,815.00 | 1,553.00 | 1,246.00 | 1,716.00 |
| Taxes other than income taxes | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Production taxes | -- | -- | -- | -- | -- | -- | 535.00 | 461.00 | 414.00 | 424.00 |
| Restructuring costs | 49.00 | 84.00 | 97.00 | -- | 261.00 | -- | 46.00 | 54.00 | 74.00 | -- |
| Asset impairments | (2,693.00) | 48.00 | (156.00) | -- | (437.00) | (17,647.00) | (1,953.00) | (1,976.00) | (2,024.00) | -- |
| Exploration expenses | (167.00) | (58.00) | (128.00) | (346.00) | (215.00) | (451.00) | -- | -- | -- | -- |
| Accretion of asset retirement obligation | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Reduction of carrying value of oil and gas properties | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Transportation costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Expenses related to mergers | 167.00 | 58.00 | 128.00 | -- | -- | -- | -- | -- | -- | -- |
| Impairment of ChevronTexaco Corporation common stock | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other operating items | 34.00 | (4.00) | 7.00 | (10.00) | (101.00) | -- | (93.00) | (112.00) | (105.00) | 11.00 |
| Gains and losses on asset sales | -- | -- | -- | -- | -- | -- | -- | (9.00) | 13.00 | -- |
| Asset dispositions | 1.00 | 48.00 | 278.00 | 219.00 | 1,496.00 | -- | -- | -- | -- | -- |
| Total Operating Expenses | 7,918.00 | 6,329.00 | 7,952.00 | 6,461.00 | 7,186.00 | -- | 15,940.00 | 9,830.00 | 9,427.00 | 6,813.00 |
| Operating Income | -- | -- | -- | -- | -- | -- | 4,698.00 | 567.00 | 74.00 | 4,632.00 |
| Interest expense | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Restructuring costs | -- | -- | -- | -- | -- | -- | -- | -- | -- | (2.00) |
| Dividends on subsidiary’s preferred stock | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other income, net | -- | -- | -- | -- | -- | -- | -- | -- | -- | (13.00) |
| Effects of changes in foreign currency exchange rates | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Change in fair value of derivative financial instruments | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Interest-rate and other financial instruments | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Asset impairments | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net financing costs | -- | -- | -- | (321.00) | (717.00) | (519.00) | (526.00) | (417.00) | (370.00) | (331.00) |
| Other nonoperating items | -- | -- | -- | -- | -- | (264.00) | (113.00) | (1.00) | (21.00) | -- |
| Asset dispositions | -- | -- | -- | -- | -- | (7.00) | -- | -- | -- | -- |
| Earnings before income tax expense | (3,090.00) | (109.00) | 944.00 | 40.00 | (433.00) | (19,858.00) | 4,059.00 | 149.00 | (317.00) | 4,290.00 |
| Income tax expense (benefit) | (547.00) | (30.00) | 230.00 | 7.00 | 141.00 | (6,213.00) | 2,368.00 | 169.00 | (132.00) | 2,156.00 |
| Income tax expense: Current | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income tax expense: Deferred | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred income tax expense (benefit): U.S.federal | -- | -- | -- | -- | -- | -- | -- | -- | (188.00) | -- |
| Deferred income tax expense (benefit): Various states | -- | -- | -- | -- | -- | -- | -- | -- | 34.00 | -- |
| Deferred income tax expense (benefit): Canada | -- | -- | -- | -- | -- | -- | -- | -- | (30.00) | -- |
| Deferred income tax expense (benefit): International | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Current income tax expense (benefit): U.S.federal | -- | -- | -- | -- | -- | -- | -- | -- | 60.00 | -- |
| Current income tax expense (benefit): Various states | -- | -- | -- | -- | -- | -- | -- | -- | (3.00) | -- |
| Current income tax expense (benefit): Canada | -- | -- | -- | -- | -- | -- | -- | -- | (5.00) | -- |
| Current income tax expense (benefit): International | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Current income tax expense: Other | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Deferred income tax expense (benefit): Other | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Earnings before cumulative effect of change in accounting principle | (2,543.00) | (79.00) | 714.00 | -- | (574.00) | -- | -- | -- | -- | 2,134.00 |
| Net results of discontinued operations | (128.00) | (274.00) | 2,510.00 | 1,045.00 | (884.00) | -- | -- | -- | (21.00) | 2,570.00 |
| Extraordinary loss | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Cumulative change in accounting principle, net of tax | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net earnings | (2,671.00) | (353.00) | 3,224.00 | 1,078.00 | (1,458.00) | (13,645.00) | 1,691.00 | (20.00) | (206.00) | 4,704.00 |
| Net earnings attributable to noncontrolling interests | 9.00 | 2.00 | 160.00 | 180.00 | (402.00) | (749.00) | 84.00 | -- | -- | -- |
| Preferred stock dividends | -- | -- | -- | -- | -- | 5.00 | -- | 2.00 | -- | -- |
| Net earnings applicable to common stockholders | (2,680.00) | (355.00) | 3,064.00 | 898.00 | (1,056.00) | (12,901.00) | 1,607.00 | (22.00) | (206.00) | 4,704.00 |
| Earnings before change in accounting principle: Basic | (6.78) | (0.21) | 1.43 | 0.06 | (1.14) | -- | -- | -- | -- | 5.12 |
| Net results of discontinued operations | (0.34) | (0.68) | 4.71 | 1.65 | (0.95) | -- | -- | -- | (0.05) | 6.17 |
| Cumulative effect of change in accounting principle | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Basic net earnings per share | (7.12) | (0.89) | 6.14 | 1.71 | (2.09) | (31.72) | 3.93 | (0.06) | (0.52) | 11.29 |
| Earnings before change in accounting principle: Diluted | (6.78) | (0.21) | 1.42 | 0.06 | (1.14) | -- | -- | -- | (0.47) | 5.10 |
| Net results of discontinued operations | (0.34) | (0.68) | 4.68 | 1.64 | (0.95) | -- | -- | -- | (0.05) | 6.15 |
| Cumulative effect of change in accounting principle | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Diluted net earnings per share | (7.12) | (0.89) | 6.10 | 1.70 | (2.09) | (31.72) | 3.91 | (0.06) | (0.52) | 11.25 |
| Weighted Average Shares Outstanding (Basic) | 377.00 | 401.00 | 494.00 | 520.00 | 507.00 | 407.00 | 405.00 | 402.00 | 400.00 | 417.00 |
| Weighted Average Shares Outstanding (Diluted) | 377.00 | 401.00 | 497.00 | 520.00 | 507.00 | 407.00 | 407.00 | 402.00 | 400.00 | 418.00 |