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Contingent Liabilities and Commitments (Details) - USD ($) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 30, 2019 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2018
Contingent Liabilities and Commitments (Textual) |  |  |  |  |
Purchase of inventory | $ 662,000 |  |  |  |
Other obligations | 185,000 |  |  |  |
Milestone payment |  | $ 150,000 |  |  |
Capital expenditures committed | 108,000 |  |  |  |
Royalty, percentage |  |  | 4.00% |  |
Growth assumption, percentage |  |  |  | 6.00% |
Royalties due for 2017 |  |  |  |  | $ 5,000
Royalties due for 2018 |  |  |  |  | 10,000
Royalties due for 2019 |  |  |  |  | 15,000
Royalties due for 2020 |  |  |  |  | 20,000
Royalties due for 2021 (and thereafter) |  |  |  |  | 25,000
Royalties | $ 11,250 |  |  |  | $ 10,396
Lease, description | We entered into a lease covering approximately 14,300 square feet of office and warehouse space with a commencement date of November 15, 2019. The lease term is ten years with a right to renew for a second ten-year term and a right of first offer to purchase. The total lease liability over the initial ten-year term (including inflationary adjustments) aggregates approximately $1.3 million before real estate and personal property taxes, utilities, insurance, maintenance and related building and operating expenses. |  |  |  |

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