Segment Information - Reconciliation of Revenue and Segment EBITDA from Segments to Consolidated (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Revenues	$ 2,717	$ 2,414	$ 5,219	$ 4,531
Depreciation and amortization	(168)	(167)	(333)	(331)
Impairment and restructuring charges	(23)	(23)	(45)	(63)
Equity losses of affiliates	(6)	(3)	(6)	(4)
Interest expense, net	(21)	(12)	(43)	(20)
Other, net	(7)	54	130	71
Income before income tax expense	361	346	699	418
Income tax expense	(99)	(85)	(170)	(110)
Net income	262	261	529	308
Digital Real Estate Services
Segment Reporting Information [Line Items]
Revenues	456	339	882	629
Total Segment EBITDA	178	142	316	261
Subscription Video Services
Segment Reporting Information [Line Items]
Revenues	498	511	1,008	1,007
Total Segment EBITDA	86	124	200	202
Dow Jones
Segment Reporting Information [Line Items]
Revenues	508	446	952	832
Total Segment EBITDA	144	109	239	181
Book Publishing
Segment Reporting Information [Line Items]
Revenues	617	544	1,163	1,002
Total Segment EBITDA	107	104	192	175
News Media
Segment Reporting Information [Line Items]
Revenues	638	573	1,214	1,060
Total Segment EBITDA	111	66	145	44
Other
Segment Reporting Information [Line Items]
Revenues	0	1	0	1
Total Segment EBITDA	$ (40)	$ (48)	$ (96)	$ (98)