Commitments and Contingencies - Additional Information (Details) - USD ($)		6 Months Ended
	Mar. 24, 2023	Mar. 31, 2023
Loss Contingencies [Line Items]
Loss contingency, lawsuit filing date	March 24, 2023
Loss contingency, statutory damages	$ 5,000
Indemnification period for former officers and members of the boards of directors		6 years
Bellevue, Washington Office Space
Loss Contingencies [Line Items]
Letter of credit as security deposit		$ 900,000
Other Facility
Loss Contingencies [Line Items]
Letter of credit as security deposit		$ 500,000
Negligent Violation
Loss Contingencies [Line Items]
Loss contingency, statutory damages	$ 1,000