Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Leases [Abstract]
Operating Lease, Weighted Average Remaining Lease Term	6 years 6 months		6 years 6 months
Finance Lease, Weighted Average Remaining Lease Term	1 year 10 months 24 days		1 year 10 months 24 days
Operating Lease, Weighted Average Discount Rate, Percent	2.95%		2.95%
Finance Lease, Weighted Average Discount Rate, Percent	1.78%		1.78%
Operating Lease, Expense	$ 726	$ 714	$ 1,438	$ 1,428
Finance Lease, Right-of-Use Asset, Amortization	18	18	35	38
Finance Lease, Interest Expense	1	1	1	1
Operating Lease, Payments	694	682	1,380	1,365
Finance Lease, Payments	$ 12	$ 14	$ 36	$ 31