[Line Items] for Income Tax Footnote Disclosure [Table]

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- Definition

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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-Publisher FASB
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-SubTopic 10
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- Definition

Amount of deferred tax liability attributable to intra-entity transfer of asset within consolidated group. Excludes intra-entity transfer of inventory.

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-Publisher FASB
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- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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-Publisher FASB
-Name Accounting Standards Codification
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of unrecognized tax benefits.

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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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Income Taxes (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
Income Taxes (Narrative) (Details) - USD ($) $ in Millions	Jun. 30, 2021	Jun. 30, 2020	Sep. 30, 2021
Income Tax Footnote Disclosure [Line Items]
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	$ 13
Gross unrecognized tax benefits	$ 593
Effective Income Tax Rate Reconciliation, Percent	34.00%	22.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%
Decrease in Unrecognized Tax Benefits is Reasonably Possible	$ 5
Maximum \| Codemasters Group Holdings plc [Member] \| Subsequent Event [Member]
Income Tax Footnote Disclosure [Line Items]
Deferred Tax Liability, Intra-entity Transfer, Asset Other than Inventory			$ 50