Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Derivative Instruments - Gain (Loss) on the Company's Foreign Currency Forward Contracts Recorded in the Consolidated Statements of Operations and Comprehensive Income (Details)

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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