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Goodwill and Other Intangible Assets (Summary of the Company's Other Intangible Assets) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill, impairment loss	$ 0	$ 0
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	14 years	14 years
Gross Carrying Amount	$ 8,656,000,000	$ 6,836,000,000
Less Accumulated Amortization	3,102,000,000	2,609,000,000
Net Carrying Amount	$ 5,554,000,000	$ 4,227,000,000
Developed technologies
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	13 years	14 years
Gross Carrying Amount	$ 5,305,000,000	$ 3,731,000,000
Less Accumulated Amortization	1,573,000,000	1,271,000,000
Net Carrying Amount	$ 3,732,000,000	$ 2,460,000,000
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	15 years	16 years
Gross Carrying Amount	$ 2,352,000,000	$ 2,160,000,000
Less Accumulated Amortization	988,000,000	848,000,000
Net Carrying Amount	$ 1,364,000,000	$ 1,312,000,000
Patents
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	12 years	11 years
Gross Carrying Amount	$ 346,000,000	$ 348,000,000
Less Accumulated Amortization	278,000,000	265,000,000
Net Carrying Amount	$ 68,000,000	$ 83,000,000
Trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	17 years	18 years
Gross Carrying Amount	$ 428,000,000	$ 362,000,000
Less Accumulated Amortization	162,000,000	136,000,000
Net Carrying Amount	266,000,000	226,000,000
In-process research and development
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	97,000,000	110,000,000
Less Accumulated Amortization	0	0
Net Carrying Amount	$ 97,000,000	$ 110,000,000
Other
Acquired Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	8 years	8 years
Gross Carrying Amount	$ 128,000,000	$ 125,000,000
Less Accumulated Amortization	101,000,000	89,000,000
Net Carrying Amount	$ 27,000,000	$ 36,000,000

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