Goodwill and Intangible Assets - Acquired Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Acquired intangible assets disclosures
Total gross carrying amount	$ 8,058	$ 8,116
Total accumulated amortization	(3,568)	(3,481)
Total finite-lived intangible assets — net	4,490	4,635
Non-amortizable intangible assets (primarily tradenames)	651	653
Total intangible assets — net	$ 5,141	5,288
Minimum
Acquired intangible assets disclosures
Indefinite lived tradenames years in existence (in years)	60 years
Customer related intangible assets
Acquired intangible assets disclosures
Total gross carrying amount	$ 4,179	4,216
Total accumulated amortization	(1,653)	(1,616)
Patents
Acquired intangible assets disclosures
Total gross carrying amount	510	513
Total accumulated amortization	(500)	(500)
Other technology-based intangible assets
Acquired intangible assets disclosures
Total gross carrying amount	2,105	2,111
Total accumulated amortization	(886)	(839)
Definite-lived tradenames
Acquired intangible assets disclosures
Total gross carrying amount	1,170	1,171
Total accumulated amortization	(462)	(447)
Other amortizable intangible assets
Acquired intangible assets disclosures
Total gross carrying amount	94	105
Total accumulated amortization	$ (67)	$ (79)