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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, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Investment In Films And Television Programs and Program Rights [Abstract] |  |  |  |
Individual monetization | $ 183.7 | $ 106.3 | $ 419.5 | $ 228.8
Film group monetization | 88.6 | 66.4 | 120.7 | 114.6
Licensed program rights | 86.7 | 77.5 | 189.9 | 188.0
Total amortization of films and television programs and licensed program rights | $ 359.0 | $ 250.2 | $ 730.1 | $ 531.4

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 920 -SubTopic 350 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120155617&loc=SL120155632-234783 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 4A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120154696&loc=SL120155244-107959 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 4A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120154696&loc=SL120155244-107959 + Details
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