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Goodwill Impairment, Measurement Input

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Goodwill, Impairment Percent

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Intangible Assets, Gross (Including Goodwill)

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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Goodwill, Customer Relationships and Other Intangible Assets - Additional Information (Details)						12 Months Ended
	Oct. 31, 2022 USD ($) reporting_unit	Oct. 31, 2021 USD ($) derivative_agreement	Jul. 31, 2021 USD ($) reporting_unit	Jan. 31, 2021 USD ($)	Oct. 31, 2020 USD ($) reporting_unit	Dec. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 USD ($) segement	Dec. 31, 2022 USD ($) reporting_unit	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Intangible assets, gross (including goodwill)						$ 26,500,000,000	$ 26,500,000,000	$ 26,500,000,000	$ 26,500,000,000	$ 26,500,000,000
Impairment of indefinite-lived intangible assets							0				$ 0
Number of reportable segments								2		2
Number of reporting units	4	5	5		8				3
Finite-Lived Intangible Assets [Line Items]
Control premium, percent	59.00%				33.00%
Goodwill impairment		$ 0	$ 0	$ 0	$ 2,600,000,000		3,271,000,000				0	$ 2,642,000,000
Acquired finite-lived intangible assets, weighted average useful life						7 years
Amortization of intangible assets							$ 1,100,000,000				$ 1,300,000,000	$ 1,700,000,000
Disposal Group, Held-for-sale, Not Discontinued Operations \| EMEA Business
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 43,000,000
Measurement Input, Revenue Multiple
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment, measurement input	2.5				2.3
Measurement Input, Revenue Multiple \| Minimum
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment, measurement input	1.8				2.0
Measurement Input, Revenue Multiple \| Maximum
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment, measurement input	4.6				5.5
Measurement Input, EBITDA Multiple
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment, measurement input	5.5				5.7
Measurement Input, EBITDA Multiple \| Minimum
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment, measurement input	4.7				4.8
Measurement Input, EBITDA Multiple \| Maximum
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment, measurement input	10.8				12.5
Mass Markets
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 0
Goodwill, impairment percent	97.00%	277.00%	150.00%
NA Business
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 3,200,000,000
Goodwill, impairment percent		8.00%	24.00%
EMEA
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 0
Goodwill, impairment percent	171.00%	57.00%	58.00%
LATAM
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment					$ 0
Goodwill, impairment percent		100.00%	100.00%		74.00%
APAC
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment	$ 0				$ 0
Goodwill, impairment percent	101.00%	125.00%	134.00%		23.00%
NA GAM
Finite-Lived Intangible Assets [Line Items]
Goodwill impairment					$ 0
Goodwill, impairment percent					46.00%
Enterprise
Finite-Lived Intangible Assets [Line Items]
Goodwill, impairment percent					2.00%
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, weighted average useful life						8 years
Capitalized software
Finite-Lived Intangible Assets [Line Items]
Acquired finite-lived intangible assets, weighted average useful life						4 years