The number of customers that individually represent 10 percent or more of the company's total revenue.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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- Definition

Amount of lessee's right to use underlying asset under operating lease.

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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Segments - Geographic Information (Details) $ in Millions	12 Months Ended
Segments - Geographic Information (Details) $ in Millions	Dec. 31, 2019 USD ($) customer	Dec. 31, 2018 USD ($) customer	Dec. 31, 2017 USD ($) customer	Jan. 01, 2019 USD ($)
Segment Information
Revenue	$ 77,147	$ 79,591	$ 79,139
Net property, plant and equipment	10,010	10,792
Operating right-of-use assets	4,996			$ 4,800
Plant and other property
Segment Information
Net property, plant and equipment	$ 9,778	$ 10,359	$ 10,655
Revenue \| Major Client
Segment Information
Number of clients representing 10% or more of the company's total revenue \| customer	0	0	0
U.S. \| Revenue \| Geographic Information
Segment Information
Revenue	$ 28,395	$ 29,078	$ 29,759
U.S. \| Revenue \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%	10.00%	10.00%
U.S. \| Plant and Other Property - Net \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%	10.00%	10.00%
U.S. \| Plant and Other Property - Net \| Geographic Information \| Plant and other property
Segment Information
Net property, plant and equipment	$ 4,485	$ 4,585	$ 4,670
U.S. \| Operating Right-Of-Use Assets - Net \| Geographic Information
Segment Information
Operating right-of-use assets	$ 1,386
U.S. \| Operating Right-Of-Use Assets - Net \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%
Japan \| Revenue \| Geographic Information
Segment Information
Revenue	$ 8,681	$ 8,489	$ 8,239
Japan \| Revenue \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%	10.00%	10.00%
Japan \| Operating Right-Of-Use Assets - Net \| Geographic Information
Segment Information
Operating right-of-use assets	$ 659
Japan \| Operating Right-Of-Use Assets - Net \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%
Other Countries \| Revenue \| Geographic Information
Segment Information
Revenue	$ 40,071	$ 42,024	$ 41,141
Other Countries \| Revenue \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%	10.00%	10.00%
Other Countries \| Plant and Other Property - Net \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%	10.00%	10.00%
Other Countries \| Operating Right-Of-Use Assets - Net \| Geographic Information
Segment Information
Operating right-of-use assets	$ 2,951
Other Countries \| Operating Right-Of-Use Assets - Net \| Geographic Information \| Minimum
Segment Information
Concentration Risk, Percentage	10.00%
Non-U.S. \| Plant and Other Property - Net \| Geographic Information \| Plant and other property
Segment Information
Net property, plant and equipment	$ 5,294	$ 5,774	$ 5,985