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Restructuring and Other Charges (Tables)
6 Months Ended
Jun. 30, 2011
Restructuring and Other Charges [Abstract]  
Restructuring reserves
                                         
                            Foreign        
    December 31, 2010             Cash     Translation     June 30, 2011  
    Balance     Additions     Payments     Adjustments     Balance  
    (In thousands)  
Employee severance and benefits
  $ 234       405       243       9       405  
Contract termination costs
    3,813       375       995       127       3,320  
 
                             
Total
  $ 4,047       780       1,238       136       3,725