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Restructuring Expense (Tables)
6 Months Ended
Jun. 30, 2012
Restructuring Expense  
Activity related to the restructuring liability

 

 

 
  Three Months Ended
June 30,
  Six Months Ended
June 30,
 
 
  2012   2011   2012   2011  
 
  (in thousands)
 

Liability, beginning of the period

  $ 25,473   $ 28,814   $ 26,313   $ 29,595  

Cash payments

    (3,725 )   (3,737 )   (7,411 )   (7,473 )

Cash received from subleases

    2,488     2,387     4,974     4,582  

Restructuring expense

    594     741     954     1,501  
                   

Liability, end of the period

  $ 24,830   $ 28,205   $ 24,830   $ 28,205