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Segments of Business and Geographic Areas - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2018	Apr. 02, 2017
Sales by geographic area
Sales	$ 20,009	$ 17,766
Percentage Change In Sales By Geographic Area	12.60%
United States
Sales by geographic area
Sales	$ 9,951	9,378
Percentage Change In Sales By Geographic Area	6.10%
Europe
Sales by geographic area
Sales	$ 4,797	3,858
Percentage Change In Sales By Geographic Area	24.30%
Western Hemisphere, excluding U.S.
Sales by geographic area
Sales	$ 1,567	1,454
Percentage Change In Sales By Geographic Area	7.80%
Asia-Pacific, Africa
Sales by geographic area
Sales	$ 3,694	$ 3,076
Percentage Change In Sales By Geographic Area	20.10%

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- Definition

Percentage change in sales by geographic area.

+ References

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- Definition

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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