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Investments (Tables)
 12 Months Ended
Dec. 31, 2017
Investments [Abstract]  
Noncontrolling Interest [Table Text Block]

The following table sets forth a summary of the change in noncontrolling interest:





 

 

 

 

 

 



 

 

 

 

Years ended December 31

 

 2017 

 

 2016 

 

 2015 

Noncontrolling interest at beginning of period

$

 13,762 

$

 13,310 

$

 22,550 

Net loss

 

 (130)

 

 (1,887)

 

 (2,207)

Foreign currency translation

 

 826 

 

 2,339 

 

 (7,033)

Comprehensive income (loss)

 

 696 

 

 452 

 

 (9,240)

Acquisition of noncontrolling interest

 

 (14,458)

 

 -

 

 -

Noncontrolling interest at end of period

$

 -

$

 13,762 

$

 13,310