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Significant Accounting Policies - Additional Information (Details)
6 Months Ended
Jun. 30, 2021
USD ($)
d
Dec. 31, 2020
USD ($)
Significant Accounting Policies [Line Items]    
Restricted cash $ 200,000  
Allowance for doubtful trade accounts receivable 0 $ 0
Inventory raw material 3,600,000 800,000
Inventory held at contract manufacturing facilities 1,500,000  
Inventory finished good 1,000,000.0 200,000
Provision for excess and obsolete inventories 21,000 10,000
Reserve For Pricing Credits And Rights Of Return 30,000  
Contract asset 0 0
Contract liability $ 313,000 $ 19,000
Minimum [Member]    
Significant Accounting Policies [Line Items]    
Revenue Recognition Payment Terms | d 30  
Maximum [Member]    
Significant Accounting Policies [Line Items]    
Revenue Recognition Payment Terms | d 120