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Income Tax Expense (Tables)
12 Months Ended
Dec. 31, 2011
Income Tax Expense [Abstract]  
Schedule Of Income Before Income Taxes And Provision For Income Taxes
     Years Ended December 31  
     2011      2010      2009  

Income before income tax expense

        

Domestic

   $ 198,153       $ 149,640       $ 184,217   

Foreign

     105,564         110,356         55,159   
  

 

 

    

 

 

    

 

 

 
   $ 303,717       $ 259,996       $ 239,376   
  

 

 

    

 

 

    

 

 

 

Income tax expense

        

Current income taxes

        

Federal

   $ 55,909       $ 45,658       $ 51,374   

State

     9,996         4,470         5,337   

Foreign

     28,530         30,810         16,125   
  

 

 

    

 

 

    

 

 

 
     94,435         80,938         72,836   
  

 

 

    

 

 

    

 

 

 

Deferred income taxes

        

Federal

     1,380         1,319         4,768   

State

     230         62         (1,901

Foreign

     765         552         1,390   
  

 

 

    

 

 

    

 

 

 
     2,375         1,933         4,257   
  

 

 

    

 

 

    

 

 

 

Total income tax expense

   $ 96,810       $ 82,871       $ 77,093   
  

 

 

    

 

 

    

 

 

 
Reconciliation Of U.S. Federal Statutory Rate To Effective Income Tax Rate
     % of Income
    Before Income Tax Expense    
 
     2011     2010     2009  

Federal statutory rate

     35.0     35.0     35.0

State taxes, net of federal tax

     1.9        1.4        1.8   

Foreign operations

     (2.0     (1.8     (0.6

Impact of rate changes on deferred taxes

     0.0        (0.1     (0.7

Research tax credit

     (0.7     (0.7     (0.8

Domestic manufacturing tax benefit

     (2.4     (1.4     (2.0

Other items and adjustments

     0.1        (0.5     (0.5
  

 

 

   

 

 

   

 

 

 

Effective income tax rate

     31.9     31.9     32.2
  

 

 

   

 

 

   

 

 

 
Schedule of Deferred Income Tax Assets and Liabilities
     December 31  
     2011      2010  

Deferred income tax assets

     

Future employee benefits

   $ 45,502       $ 37,931   

Environmental and future shutdown reserves

     7,751         7,977   

Loss on derivatives

     15,466         10,176   

Trademark expenses

     4,911         4,590   

Foreign currency translation adjustments

     4,713         2,800   

Litigation accruals

     1,289         1,474   

Financed intangible asset

     1,779         1,521   

Other

     3,465         2,034   
  

 

 

    

 

 

 
     84,876         68,503   
  

 

 

    

 

 

 

Deferred income tax liabilities

     

Depreciation and amortization

     25,664         21,646   

Intangibles

     5,067         8,272   

Inventory valuation and related reserves

     2,851         2,836   

Undistributed earnings of foreign subsidiaries

     4,995         4,073   

Other

     3,233         2,826   
  

 

 

    

 

 

 
     41,810         39,653   
  

 

 

    

 

 

 

Net deferred income tax assets

   $ 43,066       $ 28,850   
  

 

 

    

 

 

 

Reconciliation to financial statements

     

Deferred income tax assets—current

   $ 7,261       $ 6,876   

Deferred income tax assets—noncurrent

     35,805         21,974   
  

 

 

    

 

 

 

Net deferred income tax assets

   $ 43,066       $ 28,850   
  

 

 

    

 

 

 
Schedule Of Reconciliation Of Unrecognized Tax Benefits

Balance at January 1, 2009

   $ 2,391   

Additions for tax positions of prior years

     200   

Reductions as a result of settlements with tax authorities

     (1,474

Decreases for tax positions of prior years

     (200
  

 

 

 

Balance at December 31, 2009

     917   

Additions for tax positions of prior years

     333   

Reductions as a result of settlements with tax authorities

     (200

Decreases for tax positions of prior years

     (317
  

 

 

 

Balance at December 31, 2010

     733   

Additions for tax positions of prior years

     200   

Reductions as a result of settlements with tax authorities

     (200

Decreases for tax positions of prior years

     (133
  

 

 

 

Balance at December 31, 2011

   $ 600