SEGMENT INFORMATION - Schedule of Reconciliation of Goodwill and Intangible Assets from Segments to Consolidated (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Jun. 30, 2025 |
|---|---|---|
| Segment Reporting Information [Line Items] | ||
| Total Goodwill and intangible assets, net | $ 6,362 | $ 6,303 |
| Dow Jones | ||
| Segment Reporting Information [Line Items] | ||
| Total Goodwill and intangible assets, net | 3,254 | 3,256 |
| Digital Real Estate Services | ||
| Segment Reporting Information [Line Items] | ||
| Total Goodwill and intangible assets, net | 1,889 | 1,798 |
| Book Publishing | ||
| Segment Reporting Information [Line Items] | ||
| Total Goodwill and intangible assets, net | 913 | 941 |
| News Media | ||
| Segment Reporting Information [Line Items] | ||
| Total Goodwill and intangible assets, net | $ 306 | $ 308 |