Retirement Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]
Compensation expense associated with safe harbor contributions	$ 0.1	$ 0.1	$ 0.1
Greece
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]
Defined benefit plan liability	0.8	0.9
Period increase (decrease) in defined benefit plan liability	(0.1)	0.1	(0.2)
United Kingdom and Denmark
Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]
Contribution expense associated with defined benefit plan	$ 0.2	$ 0.2	$ 0.2