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Restructuring and Other (Restructuring and Other) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other | $ 6.1 | $ 222.1 | $ 28.6 | $ 254.0
Total restructuring and other and other unusual charges not included in restructuring and other | 11.3 | 221.5 | 36.0 | 253.6
Insurance recoveries | 0.0 | 0.6 | 3.1 | 0.6
Corporate and reconciling items |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other | 6.1 | 222.1 | 28.6 | 254.0
COVID-19 related charges (benefit) included in direct operating expense | 0.0 | (0.6) | (3.1) | (0.4)
Unallocated rent cost included in direct operating expense | 5.2 | 0.0 | 10.5 | 0.0
Direct operating expense |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
COVID-19 related charges (benefit) included in direct operating expense | 0.0 | (0.6) | (3.1) | (0.4)
Severance |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other | 1.8 | 5.8 | 5.0 | 10.6
Transaction and other costs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other | 8.1 | 4.7 | 7.5 | 3.9
Content and other impairments |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other | (3.8) | 211.6 | 16.1 | 239.5
Content and other impairments | Media Networks |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other | (4.3) | $ 211.6 | (2.4) | 239.5
Impairment charges incurred to date | $ 741.4 |  | 741.4 |
Transaction and other costs (benefits), migration benefits |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and other |  |  | $ 7.1 | $ 3.8

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