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Property, Plant and Equipment, Net
12 Months Ended
Dec. 28, 2018
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT, NET
(5.)     PROPERTY, PLANT AND EQUIPMENT, NET
PP&E is comprised of the following (in thousands):
 
December 28, 2018
 
December 29,
2017
Manufacturing machinery and equipment
$
261,912

 
$
249,233

Buildings and building improvements
95,886

 
97,346

Information technology hardware and software
60,901

 
54,302

Leasehold improvements
61,418

 
58,918

Furniture and fixtures
15,082

 
15,068

Land and land improvements
11,544

 
13,146

Construction work in process
23,886

 
19,758

Other
1,048

 
829

 
531,677

 
508,600

Accumulated depreciation
(300,408
)
 
(273,420
)
Total
$
231,269

 
$
235,180


Depreciation expense for PP&E was as follows for fiscal years 2018, 2017 and 2016 (in thousands):
 
2018
 
2017
 
2016
Depreciation expense
$
40,078

 
$
38,077

 
$
37,398