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Investment in Films and Television Programs and Licensed Program Rights (Impairments) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021
Segment Reporting Information [Line Items] |  |  |
Write downs on investments in films and television programs and licensed program rights | $ 390.1 | $ 73.0 | $ 45.1
Not included in segment operating results |  |  |
Segment Reporting Information [Line Items] |  |  |
Write-downs to fair value related to motion picture titles | 0.0 | 0.0 | 15.4
Not included in segment operating results | Direct Operating Expense |  |  |
Segment Reporting Information [Line Items] |  |  |
Write downs on investments in films and television programs and licensed program rights | $ 0.0 | $ 36.9 | $ 15.4
Film, Monetized on Its Own, and Film Group, Impairment, Statement of Income or Comprehensive Income [Extensible Enumeration] | Total direct operating expense on consolidated statements of operations | Total direct operating expense on consolidated statements of operations | Total direct operating expense on consolidated statements of operations
Not included in segment operating results | Restructuring and Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Write downs on investments in films and television programs and licensed program rights | $ 379.3 | $ 0.0 | $ 0.0
Film, Monetized on Its Own, and Film Group, Impairment, Statement of Income or Comprehensive Income [Extensible Enumeration] | Restructuring and other | Restructuring and other | Restructuring and other
Motion Picture | Reportable Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Write downs on investments in films and television programs and licensed program rights | $ 6.2 | $ 1.2 | $ 19.4
Television Production | Reportable Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Write downs on investments in films and television programs and licensed program rights | $ 4.6 | $ 34.9 | $ 10.3

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- Definition Amount of impairment loss on capitalized cost for film predominantly monetized on its own and film group. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 4C -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=120154696&loc=SL120155252-107959 + Details
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- Definition Indicates line item in statement in which net income is reported that includes impairment loss on capitalized cost for film predominantly monetized on its own and film group. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 4C -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=120154696&loc=SL120155252-107959 + Details
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