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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 2,236	$ 1,517
Restricted cash	0	0
Advertising and promotional expenses	550	525	$ 669
Amortization expense of amortizable intangible assets	112	108	$ 126
2022	130
2023	124
2024	118
Accounting Standards Update 2017-12 \| Cash Flow Hedging
Significant Accounting Policies [Line Items]
Amount recognized in earnings for ineffective portion of derivative instruments designated as cash flow hedges		5
Programming rights
Significant Accounting Policies [Line Items]
Amortization expense of amortizable intangible assets	262
2022	139
2023	54
2024	$ 22
Maximum
Significant Accounting Policies [Line Items]
Interest owned to exercise significant influence	50.00%
Property, plant and equipment, useful life	50 years
Unearned advances write-off period	24 months
Minimum
Significant Accounting Policies [Line Items]
Interest owned to exercise significant influence	20.00%
Property, plant and equipment, useful life	2 years
Unearned advances write-off period	12 months
Capitalized software \| Maximum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	13 years
Capitalized software \| Minimum
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	2 years
REA Group
Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 128	$ 153