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Other Income, Net (Tables)
 12 Months Ended
Jan. 02, 2016
Other Income and Expenses [Abstract]  
Other Income, Net
Other income, net, consisted of the following (in thousands):
 
2015
 
2014
 
2013
Interest income
$
494

 
$
415

 
375

Interest expense
(160
)
 
(53
)
 
(52
)
Other income, net
$
334

 
$
362

 
$
323