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Stock-Based Compensation (Details Narrative)
$ in Thousands
12 Months Ended
Dec. 31, 2016
USD ($)
shares
Dec. 31, 2015
USD ($)
shares
May 01, 2016
shares
Dec. 27, 2011
shares
Reverse stock split ratio 0.10      
Common stock issued as compensation to directors | $ $ 46 $ 242    
Shares available for grant 145,861      
Post-Split [Member]        
Common stock issued as compensation to directors, shares 57,476 28,613    
2011 Compensation Plan [Member]        
Shares authorized for grant     210,000 105,000