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Prepaid Land Lease Payments (Tables)
 12 Months Ended
Dec. 31, 2016
Licensing Agreements [Member]  
Finite-Lived Intangible Assets [Line Items]  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
 
 
December 31,
 
 
 
2016
 
2015
 
Prepaid land lease payments
 
$
10,400
 
$
11,147
 
Less: accumulated amortization
 
 
1,703
 
 
1,573
 
Net carrying value
 
$
8,697
 
$
9,574