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Goodwill and Intangible Assets - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Mar. 31, 2023
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Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross Carrying Value | $ 738,179 | $ 733,946
Accumulated Amortization | 327,336 | 238,531
Net Carrying Value | 410,843 | 495,415
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract] |  |
Intangible assets, gross | 928,379 | 924,146
Net Carrying Value | 601,043 | 685,615
Trade name |  |
Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract] |  |
Unamortizable intangible assets | 190,200 | 190,200
Programs and contract assets, channel relationships, and other amortizable intangible assets |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross Carrying Value | 591,895 | 599,794
Accumulated Amortization | 237,764 | 169,316
Net Carrying Value | 354,131 | 430,478
Software |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |
Gross Carrying Value | 146,284 | 134,152
Accumulated Amortization | 89,572 | 69,215
Net Carrying Value | $ 56,712 | $ 64,937

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