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Commitments, Contingencies and Legal Matters (Tables)
 12 Months Ended
Dec. 31, 2012
Summary of Changes in Product Warranties

The following table sets forth a summary of the changes in product warranties:

 

     Year Ended December 31  
         2012             2011      
     (In thousands)  

Balance at the beginning of the period

    $ 6,334      $ 17,617   

Accruals for warranties issued during the period

      1,183        7,180   

Adjustments to pre-existing accruals (including changes in estimates)

      (998 )      508   

Warranty liabilities related to discontinued operations

      —        (13,000 ) 

Warranty liabilities assumed in SandForce acquisition

      426        —   

Settlements made during the period (in cash or in kind)

      (1,519 )      (5,971 ) 
  

 

 

    

 

 

  

Balance at the end of the period

    $ 5,426      $ 6,334