Stockholders' Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
	Oct. 02, 2019	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023	Mar. 04, 2024	Sep. 30, 2023
Class Of Stock [Line Items]
Common stock reserved for issuance	6,350,000					600,000
Common stock, par value	$ 0.01	$ 0.01		$ 0.01			$ 0.01
Increase in shares available for issuance, description	The shares available for issuance will automatically increase on January 1st of each year, by the lesser of (A) 3% of the number of shares of Common Stock outstanding as of the close of business on the immediately preceding December 31st; and (B) the number of shares of Common Stock determined by the Board on or prior to such date for such year.
Increase in shares available for issuance expressed as percentage of number of shares of common stock outstanding	3.00%
Stock-based compensation		$ 4,745	$ 12,355	$ 13,125	$ 24,827
2019 Equity Incentive Plan
Class Of Stock [Line Items]
Common stock reserved for issuance	5,300,000
2019 Employee Stock Purchase Plan
Class Of Stock [Line Items]
Common stock reserved for issuance	1,050,000