Goodwill and Intangible Assets (Narrative) (Details) $ in Millions	3 Months Ended
	Sep. 30, 2023 USD ($)
Goodwill [Line Items]
Goodwill impairment charge	$ 493.9
Impairment of Starz tradename indefinite lived intangible assets	170.0
Trade Names
Goodwill [Line Items]
Indefinite-lived intangible assets - Starz tradename	$ 80.0