Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482665/350-30-50-3

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
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Goodwill and Intangible Assets (Indefinite-Lived Intangible Assets) (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2023	Mar. 31, 2024	Mar. 31, 2023	Dec. 08, 2016
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets not subject to amortization		$ 0.0
Impairment of Starz trade name intangible asset	$ 170.0
Tradenames
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets not subject to amortization	$ 80.0
Tradenames \| Media Networks
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets not subject to amortization			$ 250.0	$ 250.0