Segment Information - Reconciliation of Depreciation and Amortization, Capital Expenditures 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]
Total Depreciation and amortization	$ 734	$ 714	$ 688
Total Capital expenditures	496	499	499
Digital Real Estate Services
Segment Reporting Information [Line Items]
Total Depreciation and amortization	137	123	112
Total Capital expenditures	131	130	109
Subscription Video Services
Segment Reporting Information [Line Items]
Total Depreciation and amortization	298	302	321
Total Capital expenditures	143	156	193
Dow Jones
Segment Reporting Information [Line Items]
Total Depreciation and amortization	153	152	119
Total Capital expenditures	100	91	77
Book Publishing
Segment Reporting Information [Line Items]
Total Depreciation and amortization	54	49	49
Total Capital expenditures	32	42	37
News Media
Segment Reporting Information [Line Items]
Total Depreciation and amortization	87	81	79
Total Capital expenditures	89	79	81
Other
Segment Reporting Information [Line Items]
Total Depreciation and amortization	5	7	8
Total Capital expenditures	$ 1	$ 1	$ 2