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Long Term Debt - Hercules Loan Agreement - Additional Information (Detail) - USD ($)			3 Months Ended		9 Months Ended		30 Months Ended
	Jul. 01, 2024	Jul. 01, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Mar. 31, 2021
Schedule Of Long Term Debt [Line Items]
Principal payments			$ 800,000
Hercules Loan Agreement
Schedule Of Long Term Debt [Line Items]
Proceeds from lines of credit							$ 32,500,000
Line of credit facility, maximum borrowing capacity			$ 50,000,000		$ 50,000,000
Debt instrument variable percentage			8.75%
Interest rate increase percentage			4.00%
Contingent additional term loan advances, tranche three			$ 17,500,000		17,500,000
Line of credit facility periodic payment		$ 1,300,000
Interest expense, debt			1,018,000	$ 920,000	2,845,000	$ 2,716,000
Amortization of debt discount			$ 256,000	$ 193,000	$ 653,000	$ 557,000
Effective interest rate of loan			12.90%		12.90%
Principal payments					$ 0
Hercules Loan Agreement \| Subsequent Event
Schedule Of Long Term Debt [Line Items]
Line of credit facility periodic payment	$ 800,000
Hercules Loan Agreement \| Prime Rate
Schedule Of Long Term Debt [Line Items]
Debt instrument variable percentage					3.75%
Hercules Loan Agreement \| Maximum \| Period Two
Schedule Of Long Term Debt [Line Items]
Debt instrument prepayment premium, percentage			1.00%		1.00%
Hercules Second Amended Loan Agreement \| Min Cash Test Date 2
Schedule Of Long Term Debt [Line Items]
Line of Credit, Covenant, Minimum Cash			$ 20,000,000		$ 20,000,000
Hercules Second Amended Loan Agreement \| Min Cash Test Date 1
Schedule Of Long Term Debt [Line Items]
Line of Credit, Covenant, Minimum Cash			$ 30,000,000		$ 30,000,000