Business combination, provisional valuation percentage.

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The percentage of ownership of common stock or equity participation in the investee.

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Number of television stations acquired.

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Number of television stations sold.

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Option term to acquire an equity interest.

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The ownership percentage that can be acquired in the future under the option.

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Potential additional consideration in the form of deferred consideration and unvested options.

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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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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

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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 assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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

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

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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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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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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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Amount of cash outflow to acquire investments classified as other.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period.

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Acquisitions, Disposals and Other Transactions (Fiscal 2020) (Narrative) (Details) $ in Millions	1 Months Ended					12 Months Ended
	May 31, 2020 USD ($)	Apr. 30, 2020 USD ($)	Mar. 31, 2020 USD ($) TelevisionStation	Oct. 31, 2019 USD ($)	May 31, 2019 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)
Business Acquisition [Line Items]
Payments to acquire businesses, net of cash acquired						$ 1,061	$ 0	$ 0
Consideration transferred preliminarily allocated to goodwill						3,409	2,691
Cash paid to acquire businesses						1,102	0	0
Sale of investments						349	$ 0	$ 0
The Stars Group Inc.
Business Acquisition [Line Items]
Payments to acquire investments					$ 236
Percentage of ownership of equity interest					4.99%
FanDuel Group
Business Acquisition [Line Items]
Percentage of ownership interest that can be acquired in the future				18.50%
Option term to acquire an equity interest				10 years
Flutter Entertainment plc
Business Acquisition [Line Items]
Payments to acquire investments	$ 100
Percentage of ownership of equity interest	3.00%
Roku, Inc.
Business Acquisition [Line Items]
Payments to acquire investments			$ 40
Sale of investments			$ 340
Change in fair value, loss						$ 210
WJZY and WMYT Television Stations \| Disposal
Business Acquisition [Line Items]
Number of television stations sold \| TelevisionStation			2
Disposition, cash received			$ 45
Minimum
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life						3 years
Maximum
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life						20 years
Business acquisition, percentage of equity acquired						100.00%
Maximum \| The Stars Group Inc.'s U S Business
Business Acquisition [Line Items]
Percentage of ownership interest that can be acquired in the future					50.00%
Tubi, Inc.
Business Acquisition [Line Items]
Payments to acquire businesses, net of cash acquired		$ 445
Consideration transferred		470
Consideration transferred preliminarily allocated to amortizable intangible assets		130
Consideration transferred preliminarily allocated to goodwill		320
Potential additional consideration to be recognized as compensation expense		$ 45
Tubi, Inc. \| Minimum
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life		3 years
Tubi, Inc. \| Maximum
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life		10 years
KCPQ, KZJO and WITI Television Stations
Business Acquisition [Line Items]
Consideration transferred			350
Consideration transferred preliminarily allocated to amortizable intangible assets			$ 100
Number of television stations acquired \| TelevisionStation			3
Cash paid to acquire businesses			$ 350
Consideration transferred preliminarily allocated to intangible assets			210
Consideration transferred preliminarily allocated to property, plant and equipment			$ 30
KCPQ, KZJO and WITI Television Stations \| RetransmissionAgreements [Member]
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life			8 years
KCPQ, KZJO and WITI Television Stations \| FCC licenses
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to intangible assets with indefinite lives			$ 110
Credible Labs Inc.
Business Acquisition [Line Items]
Payments to acquire businesses, net of cash acquired				$ 260
Consideration transferred				260
Consideration transferred preliminarily allocated to amortizable intangible assets				70
Consideration transferred preliminarily allocated to goodwill				$ 285
Business acquisition, percentage of equity acquired				67.00%
Provisional valuation, percentage of acquired business				100.00%
Consideration transferred preliminarily allocated to redeemable noncontrolling interests				$ (110)
Credible Labs Inc. \| Credible Labs Inc.
Business Acquisition [Line Items]
Remaining percentage of equity not acquired by parent				33.00%
Credible Labs Inc. \| Minimum
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life				5 years
Credible Labs Inc. \| Maximum
Business Acquisition [Line Items]
Consideration transferred preliminarily allocated to amortizable intangible assets, useful life				10 years