v3.22.1

Related Parties - Summary of Notes Payable to Related Parties (Detail) - USD ($)	Jan. 29, 2022	Jan. 30, 2021
Debt Instrument [Line Items]
Total face amount	$ 6,927,000	$ 4,348,000
Amount classified as current	3,988,000	2,478,000
Notes payable	2,939,000	1,870,000
9% Unsecured Convertible Note Due February 5, 2022 [Member]
Debt Instrument [Line Items]
Unamortized discount	(19,000)
9% Unsecured Convertible Note Due April 14, 2022 [Member]
Debt Instrument [Line Items]
Unamortized discount	(296,000)
9% Unsecured Convertible Note Due April 21, 2022 [Member]
Debt Instrument [Line Items]
Unamortized discount	(317,000)
9% Unsecured Convertible Note Due May 7, 2022 [Member]
Debt Instrument [Line Items]
Unamortized discount	(178,000)
Notes Payable To Related Parties [Member]
Debt Instrument [Line Items]
Total face amount	3,000,000	400,000
Unamortized discount	(811,000)
Total carrying value	2,189,000	400,000
Amount classified as current		400,000
Notes payable	2,189,000
Notes Payable To Related Parties [Member] | 18% Promissory Note Due April 21, 2021 [Member]
Debt Instrument [Line Items]
Total face amount		$ 400,000
Notes Payable To Related Parties [Member] | 9% Unsecured Convertible Note Due February 5, 2022 [Member]
Debt Instrument [Line Items]
Total face amount	1,000,000
Notes Payable To Related Parties [Member] | 9% Unsecured Convertible Note Due April 14, 2022 [Member]
Debt Instrument [Line Items]
Total face amount	750,000
Notes Payable To Related Parties [Member] | 9% Unsecured Convertible Note Due April 21, 2022 [Member]
Debt Instrument [Line Items]
Total face amount	750,000
Notes Payable To Related Parties [Member] | 9% Unsecured Convertible Note Due May 7, 2022 [Member]
Debt Instrument [Line Items]
Total face amount	$ 500,000

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, after accumulated amortization, of debt discount.

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