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Accounts Receivable Trade, Net (Tables)
12 Months Ended
Dec. 30, 2016
Accounts Receivable Additional Disclosures [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Accounts receivable trade, net consisted of the following at December 30, 2016 and January 1, 2016 (in thousands):
 
 
 
2016
 
2015
 
Domestic
 
$
1,828
 
$
1,728
 
Foreign
 
 
16,572
 
 
15,824
 
 
 
 
18,400
 
 
17,552
 
Less allowance for doubtful accounts and sales returns
 
 
2,056
 
 
1,877
 
 
 
$
16,344
 
$
15,675