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 amount of identifiable intangible assets recognized as of the acquisition date.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Goodwill And Acquisition-Related Intangibles, Net (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Sep. 30, 2021	Mar. 31, 2021	Jun. 30, 2021
Glu Mobile Inc. [Member] \| Developed Technology Rights [Member]
Finite-Lived Intangible Assets
Intangible Assets Acquired	$ 232		$ 305
Glu Mobile Inc. [Member] \| Trademarks [Member]
Finite-Lived Intangible Assets
Intangible Assets Acquired	209		252
Glu Mobile Inc. [Member] \| Registered User Base And Other Intangibles
Finite-Lived Intangible Assets
Intangible Assets Acquired	$ 12		$ 12
Minimum
Finite-Lived Intangible Assets
Finite-Lived Intangible Asset, Useful Life	1 year
Maximum
Finite-Lived Intangible Assets
Finite-Lived Intangible Asset, Useful Life	7 years
Weighted Average
Finite-Lived Intangible Assets
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years 4 months 24 days	3 years 6 months
Weighted Average \| Glu Mobile Inc. [Member]
Finite-Lived Intangible Assets
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years 6 months
Weighted Average \| Playdemic Limited [Member]
Finite-Lived Intangible Assets
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	7 years