Acquisitions and Acquisition-Related Items - Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Millions	Jan. 26, 2015	Jan. 29, 2016	Oct. 02, 2015	Aug. 31, 2015	Aug. 11, 2015	Apr. 24, 2015
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Goodwill		$ 40,376				$ 40,530
Covidien plc [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Accounts receivable	$ 1,349
Inventories	2,219
Other current assets	3,181
Property, plant, and equipment	2,293
Goodwill	29,979
Intangible assets	26,210
Other assets	761
Total assets acquired	65,992
Short-term borrowings	1,011
Other current liabilities	2,434
Long-term debt	4,623
Long-term deferred tax liabilities	4,745
Other long-term liabilities	3,191
Total liabilities assumed	16,004
Net assets acquired	49,988
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Accounts receivable	0
Inventories	(3)
Other current assets	232
Property, plant, and equipment	(61)
Goodwill	393
Intangible assets	(55)
Other assets	14
Total assets acquired	520
Short-term borrowings	0
Other current liabilities	103
Long-term debt	0
Long-term deferred tax liabilities	9
Other long-term liabilities	408
Total liabilities assumed	520
Net assets acquired	0
Covidien plc [Member] | Scenario, Previously Reported [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Accounts receivable	1,349
Inventories	2,222
Other current assets	2,949
Property, plant, and equipment	2,354
Goodwill	29,586
Intangible assets	26,265
Other assets	747
Total assets acquired	65,472
Short-term borrowings	1,011
Other current liabilities	2,331
Long-term debt	4,623
Long-term deferred tax liabilities	4,736
Other long-term liabilities	2,783
Total liabilities assumed	15,484
Net assets acquired	$ 49,988
Acquisitions 2016 [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets		154
Property, plant, and equipment		8
IPR&D		457
Other intangible assets		299
Goodwill		797
Other assets		17
Total assets acquired		1,732
Current liabilities		92
Long-term deferred tax liabilities		161
Other long-term liabilities		2
Total liabilities assumed		255
Net assets acquired		1,477
Twelve, Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets			$ 60
Property, plant, and equipment			0
IPR&D			192
Other intangible assets			0
Goodwill			301
Other assets			0
Total assets acquired			553
Current liabilities			37
Long-term deferred tax liabilities			44
Other long-term liabilities			0
Total liabilities assumed			81
Net assets acquired			$ 472
RF Surgical Systems, Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets					$ 43
Property, plant, and equipment					3
IPR&D					0
Other intangible assets					115
Goodwill					132
Other assets					2
Total assets acquired					295
Current liabilities					28
Long-term deferred tax liabilities					27
Other long-term liabilities					0
Total liabilities assumed					55
Net assets acquired					$ 240
Medina Medical [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets				$ 11
Property, plant, and equipment				0
IPR&D				122
Other intangible assets				0
Goodwill				126
Other assets				0
Total assets acquired				259
Current liabilities				6
Long-term deferred tax liabilities				34
Other long-term liabilities				0
Total liabilities assumed				40
Net assets acquired				$ 219
All Other 2016 [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets		40
Property, plant, and equipment		5
IPR&D		143
Other intangible assets		184
Goodwill		238
Other assets		15
Total assets acquired		625
Current liabilities		21
Long-term deferred tax liabilities		56
Other long-term liabilities		2
Total liabilities assumed		79
Net assets acquired		$ 546
Acquisitions 2015 [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets						70
Property, plant, and equipment						18
IPR&D						69
Other intangible assets						316
Goodwill						475
Other assets						55
Total assets acquired						1,003
Current liabilities						44
Long-term deferred tax liabilities						117
Other long-term liabilities						4
Total liabilities assumed						165
Net assets acquired						838
NGC Medical S.p.A. [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets						55
Property, plant, and equipment						15
IPR&D						0
Other intangible assets						159
Goodwill						197
Other assets						3
Total assets acquired						429
Current liabilities						34
Long-term deferred tax liabilities						51
Other long-term liabilities						4
Total liabilities assumed						89
Net assets acquired						340
Sapiens Steering Brain Stimulation [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets						3
Property, plant, and equipment						1
IPR&D						30
Other intangible assets						0
Goodwill						170
Other assets						3
Total assets acquired						207
Current liabilities						4
Long-term deferred tax liabilities						0
Other long-term liabilities						0
Total liabilities assumed						4
Net assets acquired						203
All Other 2015 [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Other current assets						12
Property, plant, and equipment						2
IPR&D						39
Other intangible assets						157
Goodwill						108
Other assets						49
Total assets acquired						367
Current liabilities						6
Long-term deferred tax liabilities						66
Other long-term liabilities						0
Total liabilities assumed						72
Net assets acquired						$ 295