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Incentive Plans (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 01, 2018
May 08, 2018
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Stock-based compensation cost     $ 400 $ 300 $ 1,085 $ 770
2017 Stock Plan [Member] | Restricted Stock Units [Member]            
Liability reclassified to additional paid-in-capital         400  
Increase in fair value         $ 100  
2017 Stock Plan [Member] | Restricted Stock Units [Member] | Non-employee director [Member]            
Number of shares granted under plan 6,667 31,372        
Total grant-date fair value of options vested $ 55 $ 60        
2017 Stock Plan [Member] | Restricted Stock Units [Member] | Management [Member]            
Number of shares granted under plan   28,144        
Description of vesting term   <p style="margin: 0pt"><font style="font: 10pt Times New Roman, Times, Serif">Of the 28,144 shares granted, 26,144 shares vest in one third increments on the first, second and third anniversaries of the date of grant and the remaining 2,000 shares vest in one third increments on the third, fourth and fifth anniversaries of the date of grant, in each case as long as the recipient is then employed by the Company.</font></p>        
2017 Stock Plan [Member] | Restricted Stock Units [Member] | Maximum [Member]            
Term of vesting period         5 years  
2017 Stock Plan [Member] | Restricted Stock Units [Member] | Minimum [Member]            
Term of vesting period         1 year