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Significant Accounting Policies - Additional Information (Details)
 3 Months Ended 9 Months Ended
Sep. 30, 2022
USD ($)
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
Days
Sep. 30, 2021
USD ($)
Dec. 31, 2021
USD ($)
Significant Accounting Policies [Line Items]          
Restricted cash $ 175,000   $ 175,000   $ 175,000
Restricted cash -short term 80,000   80,000   40,000
Restricted cash -long term 95,000   95,000   135,000
Allowance for doubtful trade accounts receivable 0   0   0
Shipping and other transportation costs 81,000 $ 33,000 400,000 $ 100,000  
Provision for excess and obsolete inventories 15,000   15,000   47,000
Reserve For Pricing Credits And Rights Of Return 146,000   146,000   109,000
Contract asset 0   0   0
Contract liability 300,000   300,000   100,000
Warranty Reserves [Member]          
Significant Accounting Policies [Line Items]          
Estimated warranty costs $ 70,000   $ 70,000   $ 58,000
Minimum [Member]          
Significant Accounting Policies [Line Items]          
Revenue Recognition Payment Terms | Days     30    
Maximum [Member]          
Significant Accounting Policies [Line Items]          
Revenue Recognition Payment Terms | Days     90