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Noncontrolling Interest (Tables)
3 Months Ended
Mar. 31, 2017
Noncontrolling Interest [Abstract]  
Summary of Noncontrolling Interest Activity
Noncontrolling interest activity was as follows:

  
2017
  
2016
 
Balance, January 1
 
$
144
  
$
112
 
Net income (loss) attributable to noncontrolling interest
  
3
   
(1
)
Effect of exchange rate changes
  
6
   
13
 
Balance, March 31
 
$
153
  
$
124