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Inventories
12 Months Ended
Jan. 26, 2020
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories, consisting of material, material overhead, labor, and manufacturing overhead, are stated at the lower of cost (first-in, first-out) or net realizable value and consisted of the following:
(in thousands)
January 26, 2020
 
January 27, 2019
Raw materials
$
2,223

 
$
2,057

Work in progress
50,640

 
44,530

Finished goods
20,147

 
17,092

Inventories
$
73,010

 
$
63,679