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Financial Instruments (Derivatives Effect on Statement of Operations and Comprehensive Income) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Total direct operating expense on consolidated statements of operations | $ 2,189.2 | $ 2,312.5 | $ 2,064.2
Total interest expense on consolidated statements of operations | 269.8 | 221.2 | 176.0
Foreign Exchange Contracts |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) recognized in accumulated other comprehensive income (loss) | (5.8) | 1.7 | 1.7
Gain (loss) reclassified from accumulated other comprehensive income (loss) | (0.3) | (0.3) | (0.2)
Interest Rate Swap |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) recognized in accumulated other comprehensive income (loss) | 36.3 | 81.1 | 66.5
Gain (loss) reclassified from accumulated other comprehensive income (loss) | 41.8 | 1.4 | (15.0)
Loss reclassified from accumulated other comprehensive income (loss) into interest expense | $ (7.2) | $ (11.8) | $ (33.8)

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- Definition The amount of expense recognized that includes amortization of film and television production or acquisition costs, participation and residual expenses, provision for doubtful accounts, and foreign exchange gains and losses. Participation costs represent contingent consideration payable based on the performance of the film to parties associated with the film, including producers, writers, directors or actors, etc. Residuals represent amounts payable to various unions or guilds. + References No definition available. + Details
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