Segment Information - Reconciliation of Goodwill and Intangible Assets from Segments to Consolidated (Detail) - USD ($) $ in Millions	Mar. 31, 2021	Jun. 30, 2020
Segment Reporting Information [Line Items]
Total Goodwill and intangible assets, net	$ 6,219	$ 5,815
Digital Real Estate Services
Segment Reporting Information [Line Items]
Total Goodwill and intangible assets, net	1,778	1,555
Subscription Video Services
Segment Reporting Information [Line Items]
Total Goodwill and intangible assets, net	1,637	1,513
Dow Jones
Segment Reporting Information [Line Items]
Total Goodwill and intangible assets, net	1,713	1,722
Book Publishing
Segment Reporting Information [Line Items]
Total Goodwill and intangible assets, net	784	748
News Media
Segment Reporting Information [Line Items]
Total Goodwill and intangible assets, net	$ 307	$ 277