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GOODWILL AND INTANGIBLE ASSETS (Tables)
 12 Months Ended
Dec. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Finite-Lived Intangible Assets
The following table summarizes the changes in the major classes of intangible assets for the fiscal year ended December 30, 2017 (in thousands).
 
 
 
 
 
Non-Compete
 
Customer
 
 
Gross Carrying Amount:
 
Tradename
 
Agreements
 
Relationships
 
Total
Balance as of December 31, 2016
 
$
71

 
$
48

 
$
881

 
$
1,000

Changes in foreign currency exchange rates
 
7

 
4

 
82

 
93

 
 
 
 
 
 
 
 
 
Balance as of December 30, 2017
 
$
78

 
$
52

 
$
963

 
$
1,093

 
 
 
 
 
 
 
 
 
Accumulated Amortization:
 
 

 
 

 
 

 
 

Balance as of December 31, 2016
 
$
(71
)
 
$
(15
)
 
$
(357
)
 
$
(443
)
Changes in foreign currency exchange rates
 
(7
)
 
(2
)
 
(44
)
 
(53
)
Amortization expense
 
—

 
(11
)
 
(264
)
 
(275
)
 
 
 
 
 
 
 
 
 
Balance as of December 30, 2017
 
$
(78
)
 
$
(28
)
 
$
(665
)
 
$
(771
)
 
 
 
 
 
 
 
 
 
Intangible assets, net as of December 30, 2017
 
$
—

 
$
24

 
$
298

 
$
322
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense
The following table outlines the estimated future amortization expense related to amortizing intangible assets as of December 30, 2017. 
 
(in thousands)
2018
$
287

2019
34

2020
1

 
$
322