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Intangible Assets - Schedule of Intangible Assets by Class (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 21,121	$ 21,249
Accumulated Amortization	7,679	7,240
Net Book Value	13,442	14,009
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	14,873	15,103
Accumulated Amortization	5,391	5,112
Net Book Value	9,482	9,991
Acquired software and technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,415	2,522
Accumulated Amortization	982	901
Net Book Value	1,433	1,621
Trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	617	612
Accumulated Amortization	244	228
Net Book Value	373	384
Purchased software
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,160	1,133
Accumulated Amortization	498	479
Net Book Value	662	654
Capitalized software and other intangibles
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,056	1,879
Accumulated Amortization	564	520
Net Book Value	$ 1,492	$ 1,359

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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-Publisher FASB
-Name Accounting Standards Codification
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