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Stockholders' Equity - Stock-based Compensation Expense and Valuation Information - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Class Of Stock [Line Items]
Total unrecognized compensation cost related to unvested stock option grants	$ 0.5
Expected term	6 years	6 years
Employee Stock Option
Class Of Stock [Line Items]
Total unrecognized compensation cost related, weighted average period	2 years 4 months 17 days
Restricted stock units (RSUs) [Member]
Class Of Stock [Line Items]
Total unrecognized compensation cost related, weighted average period	5 months 26 days
Restricted stock units (RSUs) [Member] | Maximum [Member]
Class Of Stock [Line Items]
Unrecognized stock-based compensation expense	$ 0.1

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