The percentage of board members, elected by employees and retirees for managing investments.

No definition available.

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- References

No definition available.

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- Definition

Fair value of assets that have been segregated and restricted to provide pension or postretirement benefits. Assets include, but are not limited to, stocks, bonds, other investments, earnings from investments, and contributions by the employer and employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 30
-Section 35
-Paragraph 50
-URI http://asc.fasb.org/extlink&oid=64937038&loc=d3e12355-114930

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Plan Assets
-URI http://asc.fasb.org/extlink&oid=6749337

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Plan Assets
-URI http://asc.fasb.org/extlink&oid=6520858

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- Definition

Target allocation of investments of this type to total plan assets presented on a weighted average basis.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 5
-Subparagraph (c)(i)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e2446-114920

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (d)(i)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

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- Definition

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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RETIREMENT-RELATED BENEFITS - Investment Strategy (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Qualified PPP
Investment Policies And Strategies
Fair Value of plan assets	$ 51,405	$ 51,716
Qualified PPP \| Equity securities
Investment Policies And Strategies
Target allocation (as a percent)	20.00%
Qualified PPP \| Fixed-income securities
Investment Policies And Strategies
Target allocation (as a percent)	70.00%
Qualified PPP \| Real estate
Investment Policies And Strategies
Target allocation (as a percent)	5.00%
Qualified PPP \| Other investments
Investment Policies And Strategies
Target allocation (as a percent)	5.00%
Qualified PPP \| Private equities and private real estate investments
Investment Policies And Strategies
Fair Value of plan assets	$ 5,010
Commitments for future investments in private markets	2,142
Non-US Pension Plans
Investment Policies And Strategies
Fair Value of plan assets	$ 36,020	$ 35,748	$ 39,543
Non-US Pension Plans \| Maximum
Investment Policies And Strategies
Percentage of board members, elected by employees and retirees for managing investments (as a percent)	50.00%
Non-US Pension Plans \| Equity securities
Investment Policies And Strategies
Target allocation (as a percent)	25.00%
Non-US Pension Plans \| Fixed-income securities
Investment Policies And Strategies
Target allocation (as a percent)	60.00%
Non-US Pension Plans \| Real estate
Investment Policies And Strategies
Target allocation (as a percent)	3.00%
Non-US Pension Plans \| Other investments
Investment Policies And Strategies
Target allocation (as a percent)	12.00%