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Long Term Debt - Schedule of Long term Debt (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Total debt |  | $ 6,729 |  | $ 3,880
Less current portion of long-term debt | [1] | 3,595 |  | 1,300
Long-term debt |  | 3,134 |  | 2,580
Revolving Credit [Member] |  |  |  |
Total debt | [2] |  |  | 321
Term Loan [Member] |  |  |  |
Total debt | [2],[3] | 1,388 |  | 1,827
Promissory Note [Member] |  |  |  |
Total debt | [1],[4] |  |  | 1,732
Promissory Note [Member] |  |  |  |
Total debt | [4] | 5,318 | [5] |
Note Payable [Member] |  |  |  |
Total debt |  | $ 23 |  |
[1] | Net of debt discount/debt issuance costs of ($0) and ($248,000) at December 31, 2020 and December 31, 2019, respectively. The Promissory Note provided for prepayment of principal over the term of the Note without penalty. In 2019, the Company made total prepayment of principal of $520,000 which was reflected in the current portion of the debt. In 2020, the outstanding principal balance of $1,980,000 was paid-in-full of which of which $416,000 was prepaid.
[2] | Our revolving credit facility is collateralized by our accounts receivable and our term loan is collateralized by our property, plant, and equipment. Effective July 1, 2019, monthly installment principal payment on the Term Loan was amended to approximately $35,500 from approximately $101,600. See "Revolving Credit and Term Loan Agreement" below for terms of the Company's credit facility prior to the New Loan Agreement dated May 8, 2020.
[3] | Net of debt issuance costs of ($105,000) and ($92,000) at December 31, 2020 and December 31, 2019, respectively.
[4] | Uncollateralized note.
[5] | Entered into with the Company's credit facility lender under the PPP under the CARES Act (see "PPP Loan" below for further information on this loan and its terms).

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