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Long Term Debt (Details Narrative) - USD ($) |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 15, 2021 | May 04, 2021 | May 08, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Apr. 14, 2021 | Dec. 31, 2020 | Apr. 14, 2020
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  | $ 1,223,000 |  | $ 1,223,000 |  |  | $ 6,729,000 |
Letters of credit outstanding, amount |  |  |  |  | 3,020,000 |  | 3,020,000 |  |  |  |
Gain (Loss) on Extinguishment of Debt |  |  |  |  | 5,381,000 | $ (27,000) | 5,381,000 | $ (27,000) |  |  |
London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  |  |  | 0.75% |  |  |  |  |  |  |
Capital Expenditure [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, equipment line |  |  | $ 1,000,000 |  |  |  |  |  |  |  |
Loan Agreement [Member] | Lender [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt instrument fees |  |  | 15,000 |  |  |  |  |  |  |  |
Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt | [1],[2] |  |  |  | 1,177,000 |  | 1,177,000 |  |  | $ 1,388,000 |
PNC Bank [Member] | Loan Agreement [Member] | On or Before May 7, 2021 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Financing fee percentage |  |  |  | 1.00% |  |  |  |  |  |  |
PNC Bank [Member] | Loan Agreement [Member] | After May 7, 2021 But Prior to or On May 7, 2022 [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Financing fee percentage |  |  |  | 0.50% |  |  |  |  |  |  |
Revised Loan Agreement [Member] | PNC Bank [Member] | Term Loan [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  | $ 1,742,000 |  |  |  |  |  |  |
Paycheck Protection Program Loan [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Long-term Debt |  |  |  |  |  |  |  |  |  |  | $ 5,318,000
Expenses incurred |  |  | $ 5,318,000 |  |  |  |  |  |  |  |
Debt instrument, interest rate |  |  |  |  |  |  |  |  | 1.00% |  |
Debt Instrument, Decrease, Forgiveness |  | $ 5,318,000 |  |  |  |  |  |  |  |  |
Interest forgiveness |  | $ 63,000 |  |  |  |  |  |  |  |  |
Gain (Loss) on Extinguishment of Debt |  |  |  |  |  |  | 5,381,000 |  |  |  |
Term Loan and Capital Line Agreement [Member] | Prime Rate [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  |  |  | 2.50% |  |  |  |  |  |  |
Term Loan and Capital Line Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  |  |  | 3.50% |  |  |  |  |  |  |
Revolving Credit Facility [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, remaining borrowing capacity |  |  |  |  | 9,550,000 |  | 9,550,000 |  |  |  |
Letters of credit outstanding, amount |  |  |  |  | $ 3,020,000 |  | $ 3,020,000 |  |  |  |
Revolving Credit Facility [Member] | Prime Rate [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Effective interest rate |  |  |  |  | 3.25% |  | 3.25% |  |  |  |
Debt Instrument, basis spread on variable rate |  |  |  | 2.00% |  |  |  |  |  |  |
Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument, basis spread on variable rate |  |  |  | 3.00% |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Revised Loan Agreement [Member] | PNC Bank [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  |  | $ 18,000,000 |  |  |  |  |  |  |
Revolving Credit Facility [Member] | Term Loan Agreement [Member] |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |
Monthly installments |  |  |  | $ 35,547 |  |  |  |  |  |  |
Annual rate of interest description |  |  |  |  |  |  | payment of annual rate of interest due on the revolving credit is at prime (3.25% at June 30, 2021) plus 2% or London InterBank Offer Rate (“LIBOR”) plus 3.00% and the term loan and the capital expenditure line at prime plus 2.50% |  |  |  |
[1] | Net of debt issuance costs of ($103,000) and ($105,000) at June 30, 2021 and December 31, 2020, respectively.
[2] | Our revolving credit facility is collateralized by our accounts receivable and our term loan is collateralized by our property, plant, and equipment.

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