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Prepayments, Deposits, and Other Current Assets (Details) - USD ($)
$ in Thousands
Dec. 30, 2016
Jan. 01, 2016
Prepayments, Deposits, and Other Current Assets [Line Items]    
Prepayments and deposits $ 1,003 $ 971
Prepaid Insurance 935 874
Income tax receivable 686 597
Consumption tax receivable 573 0
Value added tax (VAT) receivable 668 724
Other current assets 484 470
Prepayments, deposits, and other current assets $ 4,349 $ 3,636