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Segment Information - Net Sales by Geographic region (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 2,145,169 $ 3,464,695 $ 8,678,424 $ 6,630,180
UNITED STATES        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales 1,861,222 3,125,572 7,754,534 5,780,165
International        
Revenues from External Customers and Long-Lived Assets [Line Items]        
Net sales $ 283,947 $ 339,123 $ 923,890 $ 850,015