Acquisitions and Divestitures (Details) ₩ in Millions, $ in Millions					3 Months Ended	6 Months Ended
	Jun. 15, 2022 USD ($)	Jun. 15, 2022 KRW (₩)	Feb. 14, 2022 USD ($)	Mar. 01, 2021 USD ($) units	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) business	Jun. 30, 2021 USD ($) business	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)
Business Acquisition [Line Items]
Number of Businesses Acquired | business						1	1
Number Of Businesses Divested | business							1
Payments to Acquire Businesses, Net of Cash Acquired						$ 1,471	$ 706
Business Combination, Contingent Consideration, Liability						219		$ 486
Goodwill						12,883		11,988
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal						0	9
Accrued income taxes						550		$ 442
Disposal Group, Held-for-sale or Disposed of by Sale, Not Discontinued Operations | Specialty Pharmaceuticals [Member]
Business Acquisition [Line Items]
Disposal Group, Including Discontinued Operation, Consideration				$ 800
Transfer of facilities | units				5
Divestiture, agreement, transfer of global employees | units				280
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal					$ 2		$ 9
Baylis Medical
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired			$ 1,471			1,471
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination						1,471
Goodwill						989
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles						657
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets						113
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities						(280)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities						(8)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						657
Baylis Medical | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles						$ 622
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						11 years
Baylis Medical | Other Intangible Assets [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles						$ 36
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						11 years
Baylis Medical | Weighted Average [Member] | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Discount Rate, Fair Value Input						11.00%
Baylis Medical | Weighted Average [Member] | Other Intangible Assets [Member]
Business Acquisition [Line Items]
Discount Rate, Fair Value Input						11.00%
Preventice
Business Acquisition [Line Items]
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination				$ 925
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High, Including Prior Interest				$ 300
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage				22.00%
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain				$ 195
Payments to Acquire Businesses, Net of Cash Acquired				706		$ 706
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High				$ 216
Business Combination, Contingent Consideration, Liability						221
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value						269
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination						1,197
Goodwill						926
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles						237
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets						65
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities						(32)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						237
Preventice | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles						$ 215
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						9 years
Preventice | Other Intangible Assets [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles						$ 22
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life						8 years
Preventice | Weighted Average [Member] | Technology-Based Intangible Assets [Member]
Business Acquisition [Line Items]
Discount Rate, Fair Value Input						10.00%
Preventice | Weighted Average [Member] | Other Intangible Assets [Member]
Business Acquisition [Line Items]
Discount Rate, Fair Value Input						10.00%
Lumenis
Business Acquisition [Line Items]
Business Combination, Indemnification Assets, Amount as of Acquisition Date									$ 172
Accrued income taxes						$ 177
M.I. Tech Co., Ltd
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value	$ 230	₩ 291,200
Business Acquisition, Percentage of Voting Interests Acquired	64.00%	64.00%