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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

+ References

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during 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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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during 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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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during 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.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during 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.

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Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during 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.

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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.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Intangible Assets and Goodwill - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2017	Apr. 02, 2017	Oct. 01, 2017	Oct. 02, 2016	Jun. 16, 2017	Jan. 01, 2017
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 4,300		$ 4,300
Finite-Lived Intangible Assets, Amortization Expense, Year Two	4,300		4,300
Finite-Lived Intangible Assets, Amortization Expense, Year Three	4,300		4,300
Finite-Lived Intangible Assets, Amortization Expense, Year Four	4,300		4,300
Finite-Lived Intangible Assets, Amortization Expense, Year Five	4,300		4,300
Intangible Assets and Goodwill (Textuals)
Amortization expense of amortizable intangible assets			1,886	$ 895
Goodwill	31,308		$ 31,308			$ 22,805
Patents And Trademarks
Intangible Assets and Goodwill (Textuals)
Finite-Lived Intangible Assets, Weighted-Average Useful Life			12 years
Customer relationships and other intangible assets
Intangible Assets and Goodwill (Textuals)
Finite-Lived Intangible Assets, Weighted-Average Useful Life			23 years
Pharmaceutical
Intangible Assets and Goodwill (Textuals)
Goodwill	8,686		$ 8,686			2,840
Medical Devices [Member]
Intangible Assets and Goodwill (Textuals)
Goodwill	13,774		13,774			$ 11,702
Actelion [Member]
Intangible Assets and Goodwill (Textuals)
Goodwill	5,757		5,757		$ 5,986
Actelion [Member] \| Pharmaceutical
Intangible Assets and Goodwill (Textuals)
Total amortizable intangibles	25,000
Goodwill	5,800		5,800
AMO [Member] \| Medical Devices [Member]
Intangible Assets and Goodwill (Textuals)
Total amortizable intangibles	2,300	$ 2,300
Goodwill	1,800	$ 1,800	1,800
Goodwill [Member] \| Codman Neurosurgery [Member]
Finite-Lived Intangible Assets [Line Items]
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent	$ 106		$ 106