Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019
Significant Accounting Policies [Line Items]
Cash and cash equivalents	$ 1,822	$ 2,236
Restricted cash	0	0
Advertising and promotional expenses	596	550	$ 525
Undistributed earnings of foreign subsidiaries, indefinitely reinvested	900
Amortization expense of amortizable intangible assets	140	112	108
2023	163
2024	154
2025	151
Stockholders' equity	9,143	9,146	8,389	$ 10,311
Retained Earnings
Significant Accounting Policies [Line Items]
Stockholders' equity	(2,293)	(2,911)	(3,241)	(1,979)
Accumulated Other Comprehensive Loss
Significant Accounting Policies [Line Items]
Stockholders' equity	(1,270)	(941)	$ (1,331)	(1,126)
Cumulative Effect, Period of Adoption, Adjustment
Significant Accounting Policies [Line Items]
Stockholders' equity				9
Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings
Significant Accounting Policies [Line Items]
Stockholders' equity				6
Cumulative Effect, Period of Adoption, Adjustment | Accumulated Other Comprehensive Loss
Significant Accounting Policies [Line Items]
Stockholders' equity				3
Accounting Standards Update 2017-12 | Cumulative Effect, Period of Adoption, Adjustment | Retained Earnings
Significant Accounting Policies [Line Items]
Stockholders' equity				(5)
Accounting Standards Update 2017-12 | Cumulative Effect, Period of Adoption, Adjustment | Accumulated Other Comprehensive Loss
Significant Accounting Policies [Line Items]
Stockholders' equity				$ 5
Programming rights
Significant Accounting Policies [Line Items]
Amortization expense of amortizable intangible assets	281
2023	147
2024	58
2025	$ 19
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	15 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	$ 169	$ 128