Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

v3.20.1
Commitments and Contingencies - Additional Information (Details)
3 Months Ended
Mar. 31, 2020
USD ($)
ft²
Mar. 31, 2019
USD ($)
Operating Leased Assets [Line Items]    
Operating lease, rent expense | $ $ 189,417 $ 171,145
Offices, Manufacturing and Warehouse Facility | Bressner Technology GmbH    
Operating Leased Assets [Line Items]    
Operating leases, area 8,073  
Offices, Manufacturing and Warehouse Facility | Escondido, California    
Operating Leased Assets [Line Items]    
Operating leases, area 29,342  
Operating lease renewal period 2018-08  
Operating lease, expiration date Aug. 31, 2024  
Offices, Manufacturing and Warehouse Facility | Salt Lake City, Utah    
Operating Leased Assets [Line Items]    
Operating leases, area 3,208  
Offices, Manufacturing and Warehouse Facility | Irvine, California | CDI    
Operating Leased Assets [Line Items]    
Operating leases, area 12,000  
Operating lease, expiration date Mar. 31, 2021