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Trade And Other Accounts Receivable, Net (Tables)
12 Months Ended
Dec. 31, 2011
Trade And Other Accounts Receivable, Net [Abstract]  
Schedule Of Trade And Other Accounts Receivable, Net
     December 31  
     2011     2010  

Trade receivables

   $ 254,959      $ 234,233   

Income tax receivables

     5,755        15,146   

Other tax receivables

     5,060        4,928   

Innospec Inc. settlement receivable

     5,015        0   

Other

     8,059        4,174   

Allowance for doubtful accounts

     (516     (733
  

 

 

   

 

 

 
   $ 278,332      $ 257,748