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Summary of Significant Accounting Policies (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Cash equivalents investments, description | Money market funds and short-term bank deposits (up to three months from date of deposit or with maturity of three months from date of purchase) that are not restricted as to withdrawal or use, to be cash equivalents. |
Short term bank deposits | 3 months |
Charged expense | $ 0 | $ 0
Allowance for doubtful accounts | 11 | 11
Deposited cash and cash equivalents | 973 |
Restricted cash | 290 |
Advertising expenses | $ 23 | $ 17
Weighted average number of options and warrants | 3,778,631 | 4,172,000
Minimum [Member] |  |
Lease obligation liability | $ 100 |
Right-of-use asset | 100 |
Maximum [Member] |  |
Lease obligation liability | 125 |
Right-of-use asset | $ 125 |
Omni Metrix [Member] |  |
Estimated life of the customer relationship | 3 years | 2 years
Advance payment for monitoring fees, term | 12 months |
Subsidiaries [Member] |  |
Percentage of controlled interest | 50.00% |

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