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9. Fair Value Measurements (Details 2) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Contingent consideration liability $ (59) $ (61)
Level 3 Member    
Contingent consideration liability   $ 99
Valuation technique   Discounted cash flow
Unobservable inputs  
Discount Rate     12.5 %
         
Probability of milestone payment     100 %
Projected year of payments     2016