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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 |

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