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Receivables, Net (Tables)
 9 Months Ended
Sep. 28, 2019
Receivables [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Receivables are summarized as follows:
 
September 28,
2019
 
December 29,
2018
Customers, trade
$
42,844

 
$
40,121

Other receivables
2,418

 
2,595

Gross receivables
45,262

 
42,716

Less: allowance for doubtful accounts
(282
)
 
(174
)
Receivables, net
$
44,980

 
$
42,542