Segment Information - Reconciliation of Assets from Segments to Consolidated (Detail) - USD ($) $ in Millions	Sep. 30, 2019	Jun. 30, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Investments	$ 329	$ 335
Total assets	16,233	15,711
News and Information Services [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	5,580	5,482
Subscription Video Services [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	4,585	4,406
Book Publishing [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,174	2,074
Digital Real Estate Services [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,224	2,229
Other [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,341	$ 1,185	[1]

[1] The Other segment primarily includes Cash and cash equivalents.