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Commitments and Contingencies (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 12 Months Ended
Jun. 06, 2017
Jan. 30, 2017
Dec. 02, 2016
Mar. 31, 2018
Dec. 31, 2017
Lease expiry date       Expire through 2022. Expire through 2022.
Closing price       $ 10.29  
Minimum [Member]          
Lease term         36 months
Maximum [Member]          
Lease term         4 years
Non-Employee Members [Member]          
Annual cash compensation       $ 50  
Committee of Board of Directors [Member]          
Annual cash compensation       5  
Chairman of Any Committees [Member]          
Annual cash compensation       10  
Employment Agreement [Member] | Chief Executive Officer [Member]          
Initial base salary     $ 465 $ 540  
Percentage of target bonus on base salary       100.00%  
Employment Agreement [Member] | Chief Financial Officer [Member]          
Initial base salary $ 325     $ 325  
Percentage of target bonus on base salary       75.00%  
Merger Agreement [Member]          
Transaction incentive plan expire date   Oct. 31, 2020   Oct. 31, 2020  
Aggregate payment to plan participants of cash       $ 1,510  
Merger Agreement [Member] | Holdings [Member]          
Cash and securities in escrow       $ 250  
Number of shares issued       51,896  
Number of shares issued, value       $ 534  
Closing price       $ 10.29