Right-of-Use Assets and Lease Liabilities - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Lessee, Lease, Description [Line Items]
Lease costs	$ 2.9	$ 2.7	$ 2.6
Minimum
Lessee, Lease, Description [Line Items]
Renewal option term	1 year
Maximum
Lessee, Lease, Description [Line Items]
Renewal option term	5 years