Pension and Other Postretirement Benefits - Weighted-Average Assumptions (Details)	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
U.S. Plans
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate (as a percent)	2.83%	2.32%	3.79%
Expected long-term rate of return on plan assets (as a percent)	5.75%	5.75%	6.75%
Interest crediting rate (as a percent)	4.25%	4.29%	4.37%
Non-U.S. Plans
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract]
Discount rate (as a percent)	2.17%	2.23%	2.50%
Rate of increase in future compensation (as a percent)	5.28%	6.18%	5.99%
Expected long-term rate of return on plan assets (as a percent)	2.12%	2.00%	3.90%
Pension Plan | U.S. Plans
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rate (as a percent)	3.74%	2.83%
Interest crediting rate (as a percent)	4.28%	4.25%
Pension Plan | Non-U.S. Plans
Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract]
Discount rate (as a percent)	2.98%	2.17%
Rate of increase in future compensation (as a percent)	7.31%	5.28%