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Summary of Significant Accounting Policies (Details Narrative) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
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 $ 28
Allowance for doubtful accounts 11 11
Deposited cash and cash equivalents 481  
Advertising expenses $ 17 $ 9
Weighted average number of options and warrants 4,172,000 4,904,000
Omni Metrix [Member]    
Estimated life of the customer relationship 24 months  
Advance payment for monitoring fees, term $ 12  
Subsidiaries [Member]    
Percentage of controlled interest 50.00%