Share-Based Compensation - Additional Information (Detail) $ / shares in Units, $ in Millions	1 Months Ended			6 Months Ended
	Sep. 30, 2024 shares	Sep. 30, 2023 shares	Sep. 30, 2022 shares	Jun. 30, 2024 USD ($) Installments Plan $ / shares shares	Jun. 30, 2023 $ / shares	May 29, 2024 shares	Mar. 31, 2024 shares	Dec. 31, 2023 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Increase in shares of common stock for issuance				54,009,139				52,999,680
Share based compensation options granted				35,604
Common stock, par value | $ / shares				$ 0.001				$ 0.001
2017 Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of equity compensation plans | Plan				2
Number of shares authorized for issuance						3,000,000	18,345,127
Common stock reserved for issuance							5,485,214
Employee Stock Option
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Unrecognized compensation expense | $				$ 2.8
Options vesting period				1 year 1 month 28 days
Weighted average grant-date fair value of awards granted | $ / shares				$ 1.12	$ 1.29
Restricted Stock Units (RSUs) [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share based compensation options granted				3,410,996
Unrecognized compensation expense | $				$ 12.8
Options vesting period				2 years 11 months 19 days
Vested and released				1,009,459
Weighted average grant-date fair value of awards granted | $ / shares				$ 1.56
Right to receive, number of share				1
Equal monthly installments | Installments				4
Performance-Based Awards [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Granted shares in addition to stock option			140,000
Vested and released		70,001
Performance-Based Awards [Member] | Subsequent Event [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vested and released	69,999