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Property and Equipment Property and Equipment (Tables)
3 Months Ended
Apr. 02, 2016
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property and equipment are stated at cost. Depreciation is calculated using the straight-line method over estimated useful lives as follows:
 
Useful Lives
Buildings
39 years
Building improvements
7 to 15 years
Leasehold improvements
Lesser of useful life or term of lease
Machinery and equipment
5 to 7 years
Vehicles
5 years
Tooling
3 years
Computer equipment
2 to 6 years
Furniture and office equipment
2 to 6 years
Demonstration units
3 years
Property and equipment, net, consists of the following (in thousands):
 
April 2,
2016
 
January 2,
2016
Building and building improvements
$
85,296

 
$
78,877

Machinery and equipment
42,361

 
42,460

Land
23,737

 
23,738

Computer equipment
14,608

 
15,023

Tooling
12,893

 
13,079

Leasehold improvements
7,299

 
7,734

Furniture and office equipment
8,939

 
8,885

Demonstration units
984

 
973

Vehicles
45

 
45

Construction-in-progress
1,903

 
7,124

     Total property and equipment
198,065

 
197,938

Accumulated depreciation and amortization
(64,803
)
 
(65,472
)
     Property and equipment, net
$
133,262

 
$
132,466