Pensions And Other Postretirement Benefits Pension Benefit Payments (Details) $ in Millions	Dec. 31, 2016 USD ($)
US Pension Plans [Member]
Defined Benefit Plan, Expected Future Benefit Payments [Abstract]
2017	$ 5,476
2018	5,195
2019	5,068
2020	4,953
2021	4,762
2022 - 2026	22,157
Non-US Pension Plans [Member]
Defined Benefit Plan, Expected Future Benefit Payments [Abstract]
2017	1,382
2018	1,247
2019	1,242
2020	1,234
2021	1,230
2022 - 2026	5,909
Other Postretirement Benefit Plan [Member]
Defined Benefit Plan, Expected Future Benefit Payments [Abstract]
2017	380
2018	374
2019	369
2020	365
2021	362
2022 - 2026	$ 1,775

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ 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=65897934&loc=d3e1928-114920

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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- Definition

Amount of benefits from a defined benefit plan expected to be paid in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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Amount of benefits from a defined benefit plan expected to be paid in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

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