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Restructuring and Related Charges (Tables)
 3 Months Ended
Mar. 28, 2014
Restructuring and Related Activities [Abstract]  
Summary of restructuring activities
The following table summarizes the activity in the restructuring accrual during the three months ended March 28, 2014 (in thousands):
 
Severance
 
Excess facilities
 
Total
Balance at December 31, 2013
$
179

 
$
—

 
$
179

Restructuring charges in continuing operations
196

 
32

 
228

Cash payments
(274
)
 
—

 
(274
)
Balance at March 28, 2014
$
101

 
$
32

 
$
133