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Goodwill
9 Months Ended
Sep. 27, 2013
Goodwill [Abstract]  
Goodwill
Goodwill

Goodwill activity was as follows:

 
 
Nine Months Ended
(In thousands)
 
September 27, 2013
Beginning Balance
 
$
2,329

Additions due to acquisitions
 
90,744

Ending Balance
 
$
93,073



Goodwill is tested for impairment annually during the fourth quarter unless a triggering event would require an expedited analysis. Adverse changes in operating results and/or unfavorable changes in economic factors used to estimate fair value could result in a non-cash impairment charge in the future.