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CONVERTIBLE NOTES (Tables) | 3 Months Ended
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Mar. 31, 2020
Debt Instrument [Line Items] |
Schedule of debt |
|  | Dollars in Thousands
|  | March 31, 2020 |  | December 31, 2019
Department of Economic and Community Development (DECD) |  | $ | 242 |  | $ | 249
DECD debt issuance costs |  |  | (24) |  |  | (24)
Financed insurance loan |  |  | 131 |  |  | 260
September 2018 Settlement |  |  | 25 |  |  | 34
Total long-term debt |  |  | 374 |  |  | 519
Current portion of long-term debt |  |  | (180) |  |  | (321)
Long-term debt, net of current maturities |  | $ | 194 |  | $ | 198
Convertible Bridge Loan |
Debt Instrument [Line Items] |
Summary of change in Bridge Note debt discounts and debt premiums |
|  | For the Three Months Ended March 31,
|  | 2020 |  | 2019
|  |  | Debt Discounts |  |  | Debt Premiums |  |  | Debt Discounts |  |  | Debt Premiums
Beginning balance at January 1 |  | $ | (1,796) |  | $ | — |  | $ | (1,111) |  | $ | 647
Additions: |  |  | — |  |  | 793 |  |  | — |  |  | —
Deductions: |  |  |  |  |  |  |  |  |  |  |  |
Amortization (accretion) (1) |  |  | 703 |  |  | (39) |  |  | 58 |  |  | (160)
Write-off related to note conversions (2) |  |  | 138 |  |  | (75) |  |  | — |  |  | (396)
Write-off related to note extinguishment (3) |  |  | 955 |  |  | — |  |  | — |  |  | —
Balance at March 31 |  | $ | — |  | $ | 679 |  | $ | (1,053) |  | $ | 91
| (1) |  | Amortization/accretion is recognized as interest expense/income within the condensed consolidated statements of operations based on the effective interest method.
| (2) |  | Write-offs associated with note conversions are recognized as an offset to additional paid-in capital at the time of the conversion.
| (3) |  | Write-offs associated with note extinguishment are recognized as a loss and included in loss on extinguishment of convertible notes in the condensed consolidated statements of operations.
Convertible promissory notes - Exchange Notes |
Debt Instrument [Line Items] |
Summary of change in Bridge Note debt discounts and debt premiums | During the three months ended March 31, 2019, the change in Exchange Note debt discounts was as follows:
(Dollars in thousands) |  |
| For the Three Months Ended March 31, 2019
Beginning balance at January 1 | $ | (83)
Deductions: |  |
Amortization (1) |  | 2
Write-off related to note conversions (2) |  | 81
Balance at March 31 | $ | —
| (1) |  | Amortization is recognized as interest expense within the condensed consolidated statements of operations based on the effective interest method.
| (2) |  | Write-offs associated with note conversions are recognized as an offset to additional paid-in capital at the time of the conversion.
Convertible Debt [Member] |
Debt Instrument [Line Items] |
Schedule of debt |
|  | Dollars in Thousands
|  | March 31, 2020 |  | December 31, 2019
Convertible bridge notes |  | $ | 1,613 |  | $ | 1,938
Convertible bridge notes discount and debt issuance costs |  |  | — |  |  | (1,796)
Convertible bridge notes premiums |  |  | 679 |  |  | —
Total convertible notes |  |  | 2,292 |  |  | 142
Current portion of convertible notes |  |  | (2,292) |  |  | (142)
Convertible notes, net of current maturities |  | $ | — |  | $ | —

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