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Investment In Films and Television Programs and Licensed Program Rights (Amortization Expense) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
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Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Investment In Films And Television Programs and Program Rights [Abstract] |  |  |  |
Individual monetization | $ 348.8 | $ 223.3 | $ 511.6 | $ 404.4
Film group monetization | 79.1 | 98.7 | 156.0 | 209.9
Licensed program rights | 58.6 | 85.6 | 106.6 | 153.2
Total amortization of films and television programs and licensed program rights | $ 486.5 | $ 407.6 | $ 774.2 | $ 767.5

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- Definition Film, Monetized on Its Own, Film, Monetized in Film Group and Entertainment, License Agreement for Program Material, Amortization Expense + References No definition available. + Details
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- Definition Investment In Films And Television Programs and Program Rights. + References No definition available. + Details
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- Definition Amount of amortization expense for capitalized cost for right acquired by broadcaster under license agreement for program material. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 920 -SubTopic 350 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478609/920-350-50-2 + Details
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- Definition Amount of amortization expense for capitalized film cost for film predominantly monetized with other films and license agreements. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 926 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483154/926-20-50-4A + Details
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- Definition Amount of amortization expense for capitalized film cost for film predominantly monetized on its own. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 926 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483154/926-20-50-4A + Details
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