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Employee Stock Compensation Plans (Details Narrative) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Jun. 18, 2013
Jun. 27, 2006
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]            
Expense for amortization of cancelled, previously outstanding options $ 939   $ 970      
Stock option expense for amortization of grant date fair value   $ 157   $ 470    
Total options available for grant under 2006 Option Plan           2,800,000
Options granted to acquire shares, subsequently cancelled     350,000      
Total options available for grant under 2013 Option Plan         1,750,000  
Options granted under 2013 Plan subsequently cancelled     1,699,000      
Unamortized grant date fair value as of date of cancellation (2006 Plan $84,000; 2013 Plan $637,000) $ 721   $ 721