Revenues - Summary of Disaggregated Revenue by Type and by Segment (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenues	$ 2,447	$ 2,492	$ 7,446	$ 7,711
Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	1,122	1,099	3,318	3,248
Advertising
Disaggregation of Revenue [Line Items]
Revenues	393	418	1,263	1,342
Consumer
Disaggregation of Revenue [Line Items]
Revenues	495	497	1,474	1,615
Real estate
Disaggregation of Revenue [Line Items]
Revenues	272	316	896	988
Other
Disaggregation of Revenue [Line Items]
Revenues	165	162	495	518
Digital Real Estate Services
Disaggregation of Revenue [Line Items]
Revenues	363	416	1,170	1,298
Digital Real Estate Services | Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	3	3	9	9
Digital Real Estate Services | Advertising
Disaggregation of Revenue [Line Items]
Revenues	35	33	103	99
Digital Real Estate Services | Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Digital Real Estate Services | Real estate
Disaggregation of Revenue [Line Items]
Revenues	272	316	896	988
Digital Real Estate Services | Other
Disaggregation of Revenue [Line Items]
Revenues	53	64	162	202
Subscription Video Services
Disaggregation of Revenue [Line Items]
Revenues	477	494	1,441	1,502
Subscription Video Services | Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	419	434	1,249	1,307
Subscription Video Services | Advertising
Disaggregation of Revenue [Line Items]
Revenues	49	51	160	165
Subscription Video Services | Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Subscription Video Services | Real estate
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Subscription Video Services | Other
Disaggregation of Revenue [Line Items]
Revenues	9	9	32	30
Dow Jones
Disaggregation of Revenue [Line Items]
Revenues	529	487	1,607	1,439
Dow Jones | Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	426	377	1,257	1,082
Dow Jones | Advertising
Disaggregation of Revenue [Line Items]
Revenues	88	102	313	333
Dow Jones | Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Dow Jones | Real estate
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Dow Jones | Other
Disaggregation of Revenue [Line Items]
Revenues	15	8	37	24
Book Publishing
Disaggregation of Revenue [Line Items]
Revenues	515	515	1,533	1,678
Book Publishing | Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Book Publishing | Advertising
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Book Publishing | Consumer
Disaggregation of Revenue [Line Items]
Revenues	495	497	1,474	1,615
Book Publishing | Real estate
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Book Publishing | Other
Disaggregation of Revenue [Line Items]
Revenues	20	18	59	63
News Media
Disaggregation of Revenue [Line Items]
Revenues	563	580	1,695	1,794
News Media | Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	274	285	803	850
News Media | Advertising
Disaggregation of Revenue [Line Items]
Revenues	221	232	687	745
News Media | Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
News Media | Real estate
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
News Media | Other
Disaggregation of Revenue [Line Items]
Revenues	68	63	205	199
Other
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Other | Circulation and subscription
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Other | Advertising
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Other | Consumer
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Other | Real estate
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Other | Other
Disaggregation of Revenue [Line Items]
Revenues	$ 0	$ 0	$ 0	$ 0