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Restructuring Activities (Details) $ in Millions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 31, 2023 Business | Dec. 31, 2023 Business | Mar. 31, 2024 USD ($) Business | Mar. 31, 2023 USD ($) | Mar. 31, 2022 USD ($)
Restructuring and Repositioning Expenses [Abstract] |  |  |  |  |  |
Employee severance and related benefits |  |  | $ 12.9 |  | $ 3.5 | $ 22.1
Other restructuring and repositioning expenses |  |  | 2.1 |  | 1.5 | 2.0
Total |  |  | 15.0 |  | 5.0 | 24.1
Changes in Accrued Severance [Roll Forward] |  |  |  |  |  |
Beginning balance |  |  | 10.6 |  | 20.2 |
Additions |  |  | 12.9 |  | 3.5 |
Payments |  |  | (7.8) |  | (12.4) |
Disposition |  |  | (2.5) | [1] | 0.0 |
Effect of exchange rate changes |  |  | (0.2) |  | (0.7) |
Ending balance |  |  | $ 13.0 |  | $ 10.6 | 20.2
Number of automotive businesses sold | Business | 3 | 3 | 3 |  |  |
Performance Technologies [Member] |  |  |  |  |  |
Restructuring and Repositioning Expenses [Abstract] |  |  |  |  |  |
Employee severance and related benefits |  |  | $ 11.5 |  |  | $ 20.3
[1] | The Company sold three automotive businesses based in Germany during the third quarter of fiscal 2024. See Note 2 for additional information regarding the sale.

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