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Inventories - Additional Information (Details) - USD ($) | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Inventory [Line Items] |  |
Noncurrent inventory raw materials | $ 1,100,000 | $ 700,000
Noncurrent inventory work in process | 3,200,000 | 4,200,000
Inventory Valuation and Obsolescence [Member] |  |
Inventory [Line Items] |  |
Reserves for obsolete inventory | $ 760,940 | $ 721,462

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- Details
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