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v3.23.2

Debt - Unamortized Discount and Debt Issuance Costs (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Mar. 31, 2023
--- | --- | ---
Debt Instrument [Line Items] |  |
Total unamortized discount | $ (8.7) | $ (10.4)
Total debt issuance costs | (14.0) | (16.3)
Senior Indebtedness | 4.333% 2023 Notes |  |
Debt Instrument [Line Items] |  |
Total unamortized discount | 0.0 | (0.2)
Total debt issuance costs | 0.0 | (0.4)
Senior Indebtedness | 2.670% 2023 Notes |  |
Debt Instrument [Line Items] |  |
Total unamortized discount | (0.2) | (0.4)
Total debt issuance costs | (0.1) | (0.2)
Senior Indebtedness | 0.972% 2024 Notes |  |
Debt Instrument [Line Items] |  |
Total unamortized discount | (0.8) | (1.2)
Total debt issuance costs | (0.5) | (0.6)
Senior Indebtedness | 0.983% 2024 Notes |  |
Debt Instrument [Line Items] |  |
Total unamortized discount | (1.1) | (1.3)
Total debt issuance costs | (0.7) | (0.8)
Senior Indebtedness | 4.250% 2025 Notes |  |
Debt Instrument [Line Items] |  |
Total unamortized discount | (6.6) | (7.3)
Total debt issuance costs | (0.9) | (0.9)
Senior Convertible Debt | 2017 Senior Convertible Debt |  |
Debt Instrument [Line Items] |  |
Total debt issuance costs | (0.3) | (0.4)
Senior Convertible Debt | 2020 Senior Convertible Debt |  |
Debt Instrument [Line Items] |  |
Total debt issuance costs | $ (3.8) | $ (4.4)

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