Segment Information - Reconciliation of Goodwill and Intangible Assets from Segments to Consolidated (Detail) - USD ($) $ in Millions	Sep. 30, 2015	Jun. 30, 2015
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	$ 5,155	$ 5,266
News and Information Services [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	2,599	2,593
Book Publishing [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	863	896
Digital Real Estate Services [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	833	835
Cable Network Programming [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	856	938
Other [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	$ 4	$ 4