Income Taxes - Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating Loss Carryforwards [Line Items]
U.S. statutory income tax rate	21.00%	21.00%
State tax, net of U.S. federal tax benefit	3.70%	3.60%
Non-U.S. income taxes	0.00%	(0.80%)
Nondeductible operating expenses	(1.50%)	(0.50%)
Effective Income Tax Rate Reconciliation, Foreign Intangible Income Deduction, Percent	0.00%	0.00%
Effective Income Tax Rate Reconciliation, Limitation of Use, Percent	(0.10%)	(5.40%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Foreign Share-based Payment Arrangement, Percent	(0.10%)	(1.20%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Acquisition Related Expense, Percent	0.00%	(1.80%)
Research and development credit	0.20%	2.30%
Change in deferred tax measurement rate	0.00%	0.20%
Change in uncertain tax positions	(0.10%)	(1.00%)
Excess tax benefit or detriment from stock plans	(0.50%)	5.40%
Valuation allowance	(25.90%)	(0.40%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Percent	(6.20%)	0.00%
Effective Income Tax Rate Reconciliation, Capital Income (Loss), Percent	0.00%	0.00%
Other	0.00%	(0.10%)
Effective income tax rate for continuing operations	(9.50%)	21.30%
Valuation allowance	$ 51,902	$ 26,510
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Valuation allowance	25,400
Loss and Other Credit Carryforward | Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Valuation allowance	$ 300