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v3.22.1

Description of Business, Basis of Presentation and Significant Accounting Policies (Other) (Details) title in Thousands, $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2022 USD ($) title | Mar. 31, 2021 USD ($) | Mar. 31, 2020 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Number of titles in library | title | 17 |  |
Goodwill | $ 2,764.5 | $ 2,764.5 | $ 2,833.5
Indefinite-lived Intangible Assets (Excluding Goodwill) | 250.0 |  |
Advertising expenses | $ 662.4 | $ 532.6 | $ 782.4
Timing of payment | 60 days |  |
Media Networks |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Reporting unit, percentage of fair value in excess of carrying amount | 10.00% |  |
Minimum | Perpetual Nominal Growth Rate |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Goodwill measurement input | 0.015 |  |
Minimum | Discount Rate |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Goodwill measurement input | 0.105 |  |
Maximum | Perpetual Nominal Growth Rate |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Goodwill measurement input | 0.035 |  |
Maximum | Discount Rate |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |
Goodwill measurement input | 0.118 |  |

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