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Property, Plant and Equipment
12 Months Ended
Jan. 27, 2013
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, Plant and Equipment
The following is a summary of property and equipment, at cost less accumulated depreciation:
(in thousands)
January 27, 2013
 
January 29, 2012
Property
$
9,050

  
$
5,991

Buildings
18,627

  
18,580

Leasehold improvements
8,881

  
5,768

Machinery and equipment
130,595

  
98,895

Furniture and office equipment
30,120

  
23,428

Construction in progress
6,330

  
2,444

Property, plant and equipment, gross
203,603

  
155,106

Less accumulated depreciation and amortization
(101,766
)
 
(85,393
)
Property, plant and equipment, net
$
101,837

  
$
69,713



The net book value of equipment and machinery that are consigned to a foundry in China is $7.9 million and $9.4 million as of January 27, 2013 and January 29, 2012, respectively.
The following table summarizes depreciation and amortization expense for property, plant and equipment:
 
Fiscal Year Ended
(in thousands)
January 27,
2013
 
January 29,
2012
 
January 30,
2011
Depreciation and amortization expense
$
17,915

 
$
9,908

 
$
6,928