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INVENTORIES
 12 Months Ended
Dec. 30, 2018
Inventories [Abstract]  
INVENTORIES
INVENTORIES:
 
December 30, 2018

 
December 31, 2017

 
 
 
 
 
 
Raw materials and spare parts inventories
$
151,600

 
$
128,414

Work in progress
67,903

 
60,743

Finished goods
720,526

 
756,581

 
$
940,029

 
$
945,738



The amount of inventories recognized as an expense and included in cost of sales was $2,029.5 million for fiscal 2018 (2017 - $1,884.8 million), which included an expense of $11.2 million (2017 - $18.0 million) related to the write-down of inventory to net realizable value.