Segment Information - Reconciliation of Assets from Segments to Consolidated (Detail) - USD ($) $ in Millions	Dec. 31, 2022	Jun. 30, 2022
Segment Reporting, Asset Reconciling Item [Line Items]
Investments	$ 524	$ 488
Total assets	16,891	17,221
Digital Real Estate Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,888	2,989
Subscription Video Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,883	3,082
Dow Jones
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,304	4,368
Book Publishing
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,765	2,651
News Media
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,132	2,115
Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,395	$ 1,528