Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Leases [Abstract]
Operating Lease, Weighted Average Remaining Lease Term	7 years 1 month 6 days
Finance Lease, Weighted Average Remaining Lease Term	2 years 3 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent	3.01%
Finance Lease, Weighted Average Discount Rate, Percent	1.78%
Operating Lease, Expense	$ 2,856	$ 2,925
Finance Lease, Right-of-Use Asset, Amortization	73	34
Finance Lease, Interest Expense	3	2
Operating Lease, Payments	2,734	2,770
Finance Lease, Payments	$ 66	$ 44