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Pension Benefits - Schedule of Weighted-Average Assumptions Used to Estimate Net Periodic Pension Expense and Actuarial Present Value of Benefit Obligations (Details) - Non-U.S. Plans - Pension Plans, Defined Benefit
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Net periodic pension expense      
Discount rates 4.55% 4.54% 2.67%
Rate of increase in compensation 3.21% 3.21% 3.67%
Expected long-term rate of return on plan assets 4.37% 4.05% 1.63%
Benefit obligation      
Discount rates 4.48% 4.55% 4.54%
Rate of increase in compensation 3.47% 3.21% 3.21%