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12. Stock-based Compensation (Tables)
12 Months Ended
Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Stock option activity table
   Options   Weighted
average
exercise price
   Weighted
average
remaining contractual life
   Aggregate
intrinsic value
 
                 
Outstanding at December 31,2015      $            
Granted   50   $10.37           
Exercised   (5)  $9.57           
Forfeited      $           
Outstanding at December 31, 2016   45   $10.45    9.20   $48 
Exercisable at December 31, 2016   3   $9.57    9.50   $6 
Assumptions used
Risk free interest rate  1.00 - 1.11% 
Expected dividend yield  0.27% 
Expected volatility   38.96 - 39.94% 
Expected term (years)   5.03 - 5.88  
RSU activity table
   RSU’s 
     
Outstanding at December 31,2015    
Granted   2 
Shares issued upon vesting    
Forfeited    
Outstanding at December 31, 2016   2 
Weighted average grant date fair value per share  $10.54