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Derivative Instruments - Gain (Loss) on the Company's Foreign Currency Forward Contracts Recorded in the Consolidated Statements of Operations and Comprehensive Income (Details) - Foreign currency forward contracts - USD ($) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Mar. 31, 2021
Derivative [Line Items] |  |  |
Total loss (gain) | $ 28.5 | $ 3.2 | $ (4.5)
Asbestos adjustments loss (gain) |  |  |
Derivative [Line Items] |  |  |
Total loss (gain) | 24.5 | 5.3 | (11.7)
Selling, general and administrative expenses |  |  |
Derivative [Line Items] |  |  |
Total loss (gain) | $ 4.0 | $ (2.1) | $ 7.2

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