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LONG-TERM DEBT (Department of Economic and Community Development) (Details) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Jan. 08, 2018 | Jul. 02, 2017 | Dec. 31, 2018 | Dec. 31, 2017
Debt Instrument [Line Items] |  |  |  |
Proceeds from long-term debt |  |  | $ 300,000 | $ 315,000
Total debt |  |  | 516,000 | 3,416,000
Service revenue, net |  |  | $ 3,448,000 | $ 2,033,000
Department of Economic and Community Development (DECD) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt instrument, term |  |  | 10 years |
Gross proceeds from grant received and loan | $ 400,000 |  |  |
Proceeds from grant | 100,000 |  |  |
Debt instrument, face amount |  |  | $ 300,000 |
Interest rate (as a percent) |  |  | 3.00% |
Total debt |  |  | $ 274,000 |
Service revenue, net |  |  | 100,000 |
Repayments of long term debt |  | $ 225,714 |  |
Term loan | Department of Economic and Community Development (DECD) |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Proceeds from long-term debt | 300,000 |  |  |
Debt issuance costs, net | $ 31,000 |  | 28,000 |
2019 |  |  | 3,000 |
2020 |  |  | 3,000 |
2021 |  |  | 3,000 |
2022 |  |  | 3,000 |
2023 |  |  | 3,000 |
Amortization of debt issuance cost |  |  | $ 3,000 |

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