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Debt (Details Narrative) - USD ($)
$ in Thousands
1 Months Ended
Sep. 30, 2018
Mar. 31, 2019
Dec. 31, 2018
Long term debt current portion   $ 1,000 $ 1,000
Loan and Security Agreement [Member]      
Term of the loan 48 months    
Term loan $ 4,000 3,500  
Debt instrument monthly principal payments 83    
Long term debt current portion   1,000  
Remaining outstanding amount of loan   2,500  
Debt issuance costs 23 $ 18  
Facility fee 20    
Minimum EBITDA 1,000    
Aggregate amount of unrestricted cash to be maintained $ 2,000