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v3.21.4

Related Party Transactions - Additional Information (Details) |  |  |  |  |  |  |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 10, 2020 USD ($) | Apr. 22, 2020 USD ($) | Apr. 09, 2020 USD ($) | Dec. 03, 2019 | Mar. 28, 2018 shares | Mar. 27, 2018 shares | Jan. 16, 2018 | Dec. 11, 2017 shares | Sep. 10, 2017 shares | Sep. 30, 2021 USD ($) ft² | Sep. 30, 2020 USD ($) | Dec. 31, 2015 USD ($) | Sep. 30, 2015 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable Related Parties Current And Noncurrent |  |  |  |  |  |  |  |  |  | $ 4,000,000 | $ 5,297,000 |  |
Spriggs Investments, LLC | Spriggs Promissory Note |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loan maximum borrowing amount | $ 2,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Interest Rate Stated Percentage | 10.00% |  |  |  |  |  |  |  |  |  |  |  |
Maturity date | Jul. 10, 2022 |  |  |  |  |  |  |  |  |  |  |  |
Debt initial payment date | Jul. 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Debt pre payment date | Dec. 10, 2020 |  |  |  |  |  |  |  |  |  |  |  |
Fee payment terminated on or after to maturity date | $ 100,000 |  |  |  |  |  |  |  |  |  |  |  |
ApplianceSmart Note |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loan maximum borrowing amount |  |  |  |  |  |  |  |  |  | $ 6,500,000 |  |  |
Debt Instrument Interest Rate Stated Percentage |  |  |  |  |  |  |  |  |  | 5.00% |  |  |
Maturity date |  |  |  |  |  |  |  |  |  | Apr. 01, 2021 |  |  |
Notes Payable Related Parties Current And Noncurrent |  |  |  |  |  |  |  |  |  | $ 2,800,000 |  |  |
Percentage of outstanding principal amount repaid |  |  |  |  |  |  |  |  |  | 10.00% |  |  |
Debt periodic frequency |  |  |  |  |  |  |  |  |  | quarterly |  |  |
Cash paid purchase price |  |  |  |  |  |  |  |  |  | $ 2,600,000 |  |  |
Series B Convertible Preferred Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Class of warrants, outstanding | shares |  |  |  |  | 17,857 | 54,396 |  | 12,383 | 10,914 |  |  |  |
Expiration date |  |  |  |  | Mar. 28, 2018 | Mar. 27, 2018 |  | Dec. 11, 2017 | Sep. 10, 2017 |  |  |  |
Extended term of warrant agreement |  |  |  | 2 years |  |  | 2 years |  |  |  |  |  |
Mezzanine Loan |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loan maximum borrowing amount |  |  |  |  |  |  |  |  |  |  |  | $ 7,000,000.0 |
Debt Instrument Interest Rate Stated Percentage |  |  |  |  |  |  |  |  |  |  |  | 12.50% |
Maturity date |  |  |  |  |  |  |  |  |  | May 31, 2025 |  |  |
Isaac Capital Fund |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable Related Parties Current And Noncurrent |  |  |  |  |  |  |  |  |  | $ 2,000,000 | 2,000,000 |  |
Isaac Capital Fund | Revolving line of credit |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Interest Rate Stated Percentage |  |  | 10.00% |  |  |  |  |  |  |  |  |  |
Maturity date |  |  | Apr. 08, 2023 |  |  |  |  |  |  |  |  |  |
Credit line maximum |  |  | $ 1,000,000.0 |  |  |  |  |  |  |  |  |  |
Isaac Capital Fund | Mezzanine Loan |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loan maximum borrowing amount |  |  |  |  |  |  |  |  |  |  |  |  | $ 7,000,000.0
Debt Instrument Interest Rate Stated Percentage |  |  |  |  |  |  |  |  |  |  |  |  | 12.50%
Maturity date |  |  |  |  |  |  |  |  |  | Jan. 31, 2021 |  |  |
Notes Payable Related Parties Current And Noncurrent |  |  |  |  |  |  |  |  |  | $ 2,000.0 | 2,000.0 |  |
JanOne Inc. | Rent Income |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Rentable square feet of office space | ft² |  |  |  |  |  |  |  |  |  | 9,900 |  |  |
Square feet of total office space | ft² |  |  |  |  |  |  |  |  |  | 16,500 |  |  |
Related party income from rent and other common area reimbursed expenses |  |  |  |  |  |  |  |  |  | $ 190,000 | $ 182,000 |  |
Michelle Cooper | Appliance Smart Contracting |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument Interest Rate Stated Percentage |  | 8.00% |  |  |  |  |  |  |  |  |  |  |
Maturity date |  | Sep. 30, 2022 |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale of business to related party |  | $ 60,000 |  |  |  |  |  |  |  |  |  |  |
Related party transaction, amounts of advance |  | 60,000 |  |  |  |  |  |  |  |  |  |  |
Michelle Cooper | Appliance Smart Contracting | Maximum |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loan maximum borrowing amount |  | $ 382,000 |  |  |  |  |  |  |  |  |  |  |
Vintage Stock Purchase [Member] | Rodney Spriggs |  |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Date of acquisition agreement |  |  |  |  |  |  |  |  |  | Nov. 03, 2016 |  |  |
Percentage of holds interest |  |  |  |  |  |  |  |  |  | 41.00% |  |  |
Business combination, issuance of subordinated notes payable |  |  |  |  |  |  |  |  |  | $ 10,000,000.0 |  |  |

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