Segment Information - Reconciliation of Assets from Segments to Consolidated (Detail) - USD ($) $ in Millions	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting, Asset Reconciling Item [Line Items]
Investments	$ 427	$ 488
Total assets	16,921	17,221
Digital Real Estate Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,942	2,989
Subscription Video Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,812	3,082
Dow Jones
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,305	4,368
Book Publishing
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,629	2,651
News Media
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,023	2,115
Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,783	$ 1,528