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Restructuring and Integration Costs (Tables)
3 Months Ended
Mar. 31, 2013
Restructuring and Integration Costs [Abstract]  
Restructuring and integration activities
The aggregated liabilities included in "sundry payables and accrued expenses" and "other accrued liabilities" in the consolidated balance sheet relating to the restructuring and integration activities as of December 31, 2012 and March 31, 2013 and activity for the three months ended March 31, 2013 consisted of the following (in thousands):

   
Workforce Reduction
  
Other Exit Costs
  
Total
 
Exit activity liability at December 31, 2012
 $2,226  $1,553  $3,779 
Restructuring and integration costs:
            
     Amounts provided for during 2013                                                                
  406   12   418 
Cash payments                                                                
  (260)  (215)  (475)
Exit activity liability at March 31, 2013
 $2,372  $1,350  $3,722