| Component: (Network and Table) | |
|---|---|
| Network | 030303 - Disclosure - Miscellaneous Financial Information (Tables) (http://www.exxonmobil.com/role/DisclosureMiscellaneousFinancialInformationTables) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0000034088 (http://www.sec.gov/CIK) |
| Miscellaneous Financial Information [Abstract] | Period [Axis] | ||||||||||||||||||||||||||||||||||||||||||||||||
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2016-01-01 - 2016-12-31 | |||||||||||||||||||||||||||||||||||||||||||||||||
Miscellaneous Financial Information [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||
Crude Oil, Products And Merchandise |
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