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Long-Term Debt - Schedule of Long-term Debt (Details) (Parenthetical) - USD ($) |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 02, 2019 | Mar. 31, 2020 | Dec. 31, 2019
Debt due date |  | May 15, 2024 |
Debt issuance costs net |  | $ (74,000) | $ (92,000)
Debt discount |  | (198,000) | (248,000)
Prepayments in principal amount |  | 312,000 | 520,000
Long term current |  | 1,614,000 | $ 1,300,000
March 31, 2021 [Member] |  |  |
Long term current |  | $ 427,000 |
Promissory Note [Member] |  |  |
Effective interest rate |  | 4.00% |
Principal amount |  | $ 208,000 |
Revolving Credit [Member] |  |  |
Debt due date |  | Mar. 24, 2021 |
Effective interest rate |  | 6.40% |
Term Loan [Member] |  |  |
Debt due date |  | Mar. 24, 2021 |
Effective interest rate |  | 6.90% |
Principal amount | $ 101,600 |  |
Amended Term Loan [Member] |  |  |
Principal amount | $ 35,500 |  |

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- Definition Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6036836-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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