Commitments and Contingencies - Schedule of Commitments by Fiscal Year Maturity (Detail) - USD ($) $ in Millions	Jun. 30, 2023	Jun. 30, 2022
Commitments and Contingencies [Line Items]
Total future minimum lease payments	$ 1,789
Operating leases, Payments Less than one year	169
Operating leases, Payments due More than 5 years	1,084
Total future minimum lease payments	43
Finance leases, Less than 1 Year	28
Finance lease, Payments due more than 5 years	0
Total borrowings	2,967	$ 3,069
Borrowings, Payments due Less than 1 year	333
Borrowings, Payments due More than 5 years	1,500
Total commitments and contractual obligations	12,107
Commitments and contractual obligations, Payments due Less than 1 year	2,138
Commitments and contractual obligations, Payments due 1-3 years	3,280
Commitments and contractual obligations, Payments due 3-5 years	2,606
Contractual Obligation, Due after Fifth Year	4,083
Purchase Obligations
Commitments and Contingencies [Line Items]
Purchase obligations, Total	1,584
Purchase obligations, Payments due Less than 1 year	562
Purchase obligations, Payments due 1-3 years	620
Purchase obligations, Payments due 3-5 years	355
Purchase obligations, Payments due More than 5 years	47
Borrowings
Commitments and Contingencies [Line Items]
Total borrowings	2,945
Borrowings, Payments due Less than 1 year	333
Borrowings, Payments due 1-3 years	562
Borrowings, Payments due 3-5 years	550
Borrowings, Payments due More than 5 years	1,500
Interest Payments on Borrowings
Commitments and Contingencies [Line Items]
Interest payments on borrowings, Total	613
Interest payments on borrowings, Payments due Less than 1 year	120
Interest payments on borrowings, Payments due 1-3 years	189
Interest payments on borrowings, Payments due 3-5 years	163
Interest payments on borrowings, Payments due More than 5 years	141
Land and Buildings
Commitments and Contingencies [Line Items]
Total future minimum lease payments	1,606
Operating leases, Payments Less than one year	136
Operating leases, Payments due 1-3 years	257
Operating leases, Payments due 3-5 years	199
Operating leases, Payments due More than 5 years	1,014
Plant and Machinery
Commitments and Contingencies [Line Items]
Total future minimum lease payments	8
Operating leases, Payments Less than one year	4
Operating leases, Payments due 1-3 years	4
Operating leases, Payments due 3-5 years	0
Operating leases, Payments due More than 5 years	0
Sports Programming Rights
Commitments and Contingencies [Line Items]
Sports programming rights, Total	3,732
Sports programming rights, Payments due Less than 1 year	501
Sports programming rights, Payments due 1-3 years	1,073
Sports programming rights, Payments due 3-5 years	950
Sports programming rights, Payments due More than 5 years	1,208
Programming Costs
Commitments and Contingencies [Line Items]
Programming costs, Total	1,444
Programming costs, Payments due Less than 1 year	430
Programming costs, Payments due 1-3 years	528
Programming costs, Payments due 3-5 years	359
Programming costs, Payments due More than 5 years	127
Transmission Costs
Commitments and Contingencies [Line Items]
Transmission costs, Total	132
Transmission costs, Payments due Less than 1 year	24
Transmission costs, Payments due 1-3 years	32
Transmission costs, Payments due 3-5 years	30
Transmission costs, Payments due More than 5 years	46
Total future minimum lease payments	43
Finance leases, Less than 1 Year	28
Finance lease, Payments 1-3 years	15
Finance leases, Payments due 3-5 years	0
Finance lease, Payments due more than 5 years	$ 0