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Income Taxes - Narrative (Details) - USD ($)	12 Months Ended
Income Taxes - Narrative (Details) - USD ($)	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2020
Tax Credit Carryforward [Line Items]
Valuation allowance	$ 5,236,000	$ 4,731,000
Increase in valuation allowance	500,000	1,800,000
Net operating loss carryforwards, state	15,300,000
Net operating loss carryforwards, federal	0
Unrecognized tax benefits	7,913,000	$ 6,188,000	$ 3,162,000	$ 2,475,000
Unrecognized tax benefits that would impact the effective tax rate	5,900,000
Domestic Tax Authority
Tax Credit Carryforward [Line Items]
Tax credit carryforwards, research	7,400,000
State and Local Jurisdiction
Tax Credit Carryforward [Line Items]
Tax credit carryforwards, research	$ 9,000,000