Segment Information - Schedule of Reconciliation of Assets from Segments to Consolidated (Details) - USD ($) $ in Millions	Dec. 31, 2023	Jun. 30, 2023
Segment Reporting, Asset Reconciling Item [Line Items]
Investments	$ 424	$ 427
Total assets	16,681	16,921
Digital Real Estate Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	3,073	2,942
Subscription Video Services
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,633	2,812
Dow Jones
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,178	4,305
Book Publishing
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,731	2,629
News Media
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	1,966	2,023
Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,676	$ 1,783