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Restructuring (Tables)
9 Months Ended
Sep. 30, 2013
Restructuring Costs [Abstract]  
Summary of changes in restructuring accrual
The table below summarizes the changes in the restructuring accrual for the Q3 2012 Restructuring Plan as of September 30, 2013 (in thousands):
 
Severance, benefits
and related
personnel costs
 
Facility closing costs
 
Total
Balance at December 31, 2012
$
100

 
$
320

 
$
420

Cash payments
(74
)
 
(320
)
 
(394
)
Adjustments to restructuring charges
(26
)
 

 
(26
)
Balance at September 30, 2013
$

 
$

 
$