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Debt (Details Narrative) - USD ($) $ in Thousands | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2019 | Oct. 31, 2017 | Feb. 29, 2016 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Interest expense |  |  |  |  | $ 21 |
Omni Metrix [Member] |  |  |  |  |  |
Loan balance under loan and security agreement |  |  |  |  | 136 | $ 0
Interest expense |  |  |  | $ 21 | 47 |
Available to borrowed amount |  |  |  |  | $ 291 |
Omni Metrix [Member] | Loan and Security Agreement [Member] |  |  |  |  |  |
Maximum financing of account receivable formula-based agreement | $ 1,000 | $ 1,000 | $ 500 |  |  |
Percentage of all eligible invoices | 75.00% | 75.00% |  |  |  |
Debt interest rate description | The greater of 6% and prime (4.75% at December 31, 2019) plus 1.5% per year | The greater of prime (4.50% at December 31, 2017) plus 2% or 6% per year |  |  |  |
Percentage of monthly service charge | 0.75% | 0.90% |  |  |  |
Debt effective interest rate |  | 17.30% |  | 15.80% |  |
Minimum loan balance | $ 150 | $ 150 |  |  |  |
Line of credit, expiration date |  | Oct. 31, 2018 |  |  |  |
Payment of outstanding balance date |  | Nov. 06, 2018 |  |  |  |
Monthly service charge and interest outstanding | $ 150 |  |  |  |  |

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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=109500613&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=114775744&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=6877327&loc=d3e13212-122682 + Details
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