Segment Information - Reconciliation of Goodwill and Intangible Assets from Segments to Consolidated (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Jun. 30, 2016
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	$ 6,089	$ 5,921
News and Information Services [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	2,953	2,651
Book Publishing [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	825	869
Digital Real Estate Services [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	1,443	1,499
Cable Network Programming [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	864	898
Other [Member]
Segment Reporting Information [Line Items]
Total goodwill and intangible assets, net	$ 4	$ 4