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Prepayments, Deposits, and Other Current Assets (Tables)
 6 Months Ended
Jun. 30, 2017
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):
 
 
 
June 30,
 
December 30,
 
 
 
2017
 
2016
 
Prepayments and deposits
 
$
1,366
 
$
1,003
 
Prepaid insurance
 
 
901
 
 
935
 
Income tax receivable
 
 
388
 
 
686
 
Consumption tax receivable
 
 
192
 
 
573
 
Value added tax (VAT) receivable
 
 
796
 
 
668
 
Pension benefit prepayment
 
 
226
 
 
–
 
Other current assets(1)
 
 
605
 
 
484
 
 
 
$
4,474
 
$
4,349
 
 
(1) No individual item in “Other current assets” above exceeds 5% of the total prepayments, deposits, and other current assets.