Employee Benefit Plans (Details 8) $ in Millions	Dec. 31, 2017 USD ($)
Other Benefits
Benefit payments, which include estimated future service, are expected to be paid by the company in the next 10years
2018	$ 174
2019	175
2020	175
2021	175
2022	174
2023-2027	850
U.S. \| Pension Benefits
Benefit payments, which include estimated future service, are expected to be paid by the company in the next 10years
2018	1,465
2019	1,331
2020	1,296
2021	1,261
2022	1,234
2023-2027	5,487
Int’l. \| Pension Benefits
Benefit payments, which include estimated future service, are expected to be paid by the company in the next 10years
2018	387
2019	279
2020	289
2021	277
2022	290
2023-2027	$ 1,609

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Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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