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.

No definition available.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Acquisitions and Divestitures - Blue Jean Network, Inc. (Details) - USD ($) $ in Millions	1 Months Ended
	May 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Business Acquisition [Line Items]
Goodwill		$ 28,603	$ 24,773	$ 24,389
Blue Jeans Network
Business Acquisition [Line Items]
Business acquisition consideration	$ 397
Goodwill	246
Other intangible assets	$ 190