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Stock-Based Compensation (Details Narrative)
$ in Thousands
3 Months Ended
Mar. 31, 2017
shares
Mar. 31, 2016
USD ($)
shares
Dec. 31, 2016
USD ($)
May 01, 2016
shares
Dec. 27, 2011
shares
Reverse stock split ratio 0.10 0.10      
Common stock issued as compensation to directors, shares   48,681      
Common stock issued as compensation to directors | $   $ 211      
Shares available for grant 145,861        
Chairman [Member]          
Common stock issued as compensation to directors, shares   46,926      
Share-based compensation expense | $   $ 200      
Accrued liability | $     $ 200    
2011 Compensation Plan [Member]          
Shares authorized for grant       210,000 105,000