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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2011
Income Taxes [Abstract]  
Reconciliation of unrecognized tax benefits
A reconciliation of the beginning and ending amount of the liability for unrecognized tax benefits is as follows:

($ in millions)
 
2011
  
2010
 
Balance at January 1
 $5.0  $5.6 
Additions for tax positions taken in the current year
  1.3   0.6 
Additions for tax positions of prior years
  0.7   1.1 
Reduction for expiration of statute of limitations/audits
  (0.7)  (2.3)
Balance at December 31
 $6.3  $5.0 
Components of income before taxes
The components of income before income taxes are:

($ in millions)
 
2011
  
2010
  
2009
 
U.S. operations
 $15.8  $7.2  $6.5 
International operations
  76.9   67.3   76.6 
Total income before income taxes
 $92.7  $74.5  $83.1 
Income tax provision components, by jurisdiction
The related provision for income taxes consists of:

($ in millions)
 
2011
  
2010
  
2009
 
Current:
         
Federal
 $-  $0.6  $0.3 
State
  -   0.2   0.1 
International
  20.6   14.6   17.9 
Current income tax provision
  20.6   15.4   18.3 
Deferred:
            
Federal and state
  2.7   (0.5)  (5.1)
International
  0.2   (1.3)  0.3 
Deferred income tax provision
  2.9   (1.8)  (4.8)
Income tax expense
 $23.5  $13.6  $13.5 
Components of deferred tax assets and liabilities
The significant components of our deferred tax assets and liabilities at December 31 are:

($ in millions)
 
2011
  
2010
 
Deferred tax assets
      
Net operating loss carryforwards
 $21.7  $28.1 
Tax credit carryforwards
  42.5   33.3 
Restructuring and impairment charges
  1.7   5.5 
Capital loss carryforwards
  -   1.4 
Pension and deferred compensation
  62.3   48.6 
Other
  9.3   8.7 
Valuation allowance
  (19.3)  (24.9)
Total deferred tax assets
  118.2   100.7 
Deferred tax liabilities:
        
Accelerated depreciation
  41.2   39.5 
Other
  6.5   7.1 
Total deferred tax liabilities
  47.7   46.6 
Net deferred tax asset
 $70.5  $54.1 
Federal tax rate reconciliation
A reconciliation of the U.S. federal corporate tax rate to our effective consolidated tax rate on income before income taxes follows:

   
2011
  
2010
  
2009
 
U.S. federal corporate tax rate
  35.0%  35.0%  35.0%
Tax on international operations less than U.S. tax rate
  (8.9)  (11.0)  (7.6)
Non-benefited losses
  -   1.4   2.0 
Reversal of prior valuation allowance
  (0.1)  (0.2)  (1.2)
Reversal of reserves for unrecognized tax benefits
  -   (3.0)  (3.4)
U.S. tax on international earnings, net of foreign tax credits
  (1.5)  (2.2)  (3.2)
State income taxes, net of federal tax effect
  0.7   (1.6)  (1.1)
General business credits and Section 199 Deduction
  (2.4)  (1.5)  (5.4)
Other
  2.5   1.4   1.1 
Effective tax rate
  25.3%  18.3%  16.2%