Segment Information - Reconciliation of Revenue and Segment EBITDA from Segments to Consolidated (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting Information [Line Items]
Revenues:	$ 10,085	$ 9,879	$ 10,385
Depreciation and amortization	(734)	(714)	(688)
Impairment and restructuring charges	(138)	(150)	(109)
Equity losses of affiliates	(6)	(127)	(13)
Interest expense, net	(85)	(100)	(99)
Other, net	(30)	1	52
Income before income tax expense	546	330	812
Income tax expense	(192)	(143)	(52)
Net income	354	187	760
Digital Real Estate Services
Segment Reporting Information [Line Items]
Revenues:	1,658	1,539	1,741
Total Segment EBITDA	508	457	574
Depreciation and amortization	(137)	(123)	(112)
Subscription Video Services
Segment Reporting Information [Line Items]
Revenues:	1,917	1,942	2,026
Total Segment EBITDA	310	347	360
Depreciation and amortization	(298)	(302)	(321)
Dow Jones
Segment Reporting Information [Line Items]
Revenues:	2,231	2,153	2,004
Total Segment EBITDA	542	494	433
Depreciation and amortization	(153)	(152)	(119)
Book Publishing
Segment Reporting Information [Line Items]
Revenues:	2,093	1,979	2,191
Total Segment EBITDA	269	167	306
Depreciation and amortization	(54)	(49)	(49)
News Media
Segment Reporting Information [Line Items]
Revenues:	2,186	2,266	2,423
Total Segment EBITDA	120	156	217
Depreciation and amortization	(87)	(81)	(79)
Other
Segment Reporting Information [Line Items]
Revenues:	0	0	0
Total Segment EBITDA	(210)	(201)	(221)
Depreciation and amortization	$ (5)	$ (7)	$ (8)