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General (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) numberOfVIEs | Sep. 30, 2020 USD ($) | Oct. 31, 2021 | Jul. 31, 2021 | Dec. 31, 2020 USD ($)
Basis of Presentation and Significant Accounting Policies [Abstract] |  |  |  |  |  |
Number of variable interest entities with directed activities | numberOfVIEs |  | 2 |  |  |  |
Percent of increase in starting wages for production workforce |  |  |  |  | 7.00% |
Intangible assets, net |  |  |  |  |  | $ 38
Amortization of intangible assets | $ 58 | $ 38 | $ 175 |  |  |
Goodwill |  | $ 3,200 |  |  |  | $ 3,200
Subsequent Event |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Percent of cost of living increase |  |  |  | 3.50% |  |

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