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Additional Financial Information - Schedule of Receivables Transferred Under Individual Agreements or Purchases (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Loss recorded related to transfers of receivables | $ 1.7 | $ 2.0 | $ 3.5 | $ 3.7
Nonrelated Party |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Net cash proceeds received from third party purchasers | 132.3 | 203.2 | 341.7 | 407.8
Individual Monetization Agreements | Trade Accounts Receivable |  |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |  |
Carrying value of receivables transferred and derecognized | $ 134.0 | $ 205.2 | $ 345.4 | $ 411.5

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