Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |
12 Months Ended | ||||
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Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Earnings per common share | |||||
| Net income attributable to ExxonMobil | $ 14,340 | $ 20,840 | $ 19,710 | ||
| Weighted average number of common shares outstanding | 4,270 | 4,270 | 4,256 | ||
| Earnings per common share (dollars) | [1] | $ 3.36 | $ 4.88 | $ 4.63 | |
| Dividends paid per common share (dollars) | $ 3.43 | $ 3.23 | $ 3.06 | ||
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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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