Goodwill and Intangible Assets, Net - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Indefinite Lived Intangible Assets By Major Class [Line Items]
Amortization expense related to finite-lived intangible assets	$ 37	$ 35	$ 45
Television | Operating Segments
Indefinite Lived Intangible Assets By Major Class [Line Items]
Accumulated impairment loss, goodwill	$ 371	$ 371