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Prepayments, Deposits, and Other Current Assets (Tables)
 9 Months Ended
Sep. 30, 2016
Prepaid Expenses and Other Current Assets Disclosure [Abstract]  
Schedule Of Prepayments, Deposits, and Other Current Assets Disclosure [Table Text Block]
Prepayments, deposits, and other current assets consisted of the following (in thousands):
 
 
 
September 30,
 
January 1,
 
 
 
2016
 
2016
 
Prepayments and deposits
 
$
2,052
 
$
1,386
 
Income tax receivable
 
 
626
 
 
597
 
Consumption tax receivable
 
 
507
 
 
—
 
Value added tax (VAT) receivable
 
 
658
 
 
724
 
Deferred charges for foreign profits
 
 
182
 
 
182
 
Other current assets
 
 
624
 
 
747
 
 
 
$
4,649
 
$
3,636