Annual report pursuant to Section 13 and 15(d)

ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Schedule Of Accumulated Other Comprehensive Income (Loss)) (Details)

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ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Schedule Of Accumulated Other Comprehensive Income (Loss)) (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Accumulated Other Comprehensive Income Components [Line Items]        
Pre-tax Amount $ (244.7) $ (299.2) $ (71.3)  
Tax Benefit (Provision) 189.1 206.6 117.2  
After-tax Amount (55.6) (92.6) 45.9  
Postretirement benefit liability
       
Accumulated Other Comprehensive Income Components [Line Items]        
Pre-tax Amount (576.7) (615.9) (452.0)  
Tax Benefit (Provision) 194.0 207.0 146.9  
After-tax Amount (382.7) (408.9) (305.1) (319.1)
Unrealized Net Gain on Foreign Currency Translation
       
Accumulated Other Comprehensive Income Components [Line Items]        
Pre-tax Amount 316.3 312.5 329.9  
Tax Benefit (Provision) 0 0 (15.2)  
After-tax Amount 316.3 312.5 314.7 163.1
Net Unrealized Gain on Derivative Financial Instruments
       
Accumulated Other Comprehensive Income Components [Line Items]        
Pre-tax Amount 12.4 1.7 3.9  
Tax Benefit (Provision) (3.7) (0.5) (1.2)  
After-tax Amount 8.7 1.2 2.7 4.0
Unrealized Net Gain (Loss) on Securities
       
Accumulated Other Comprehensive Income Components [Line Items]        
Pre-tax Amount 3.3 2.5 46.9  
Tax Benefit (Provision) (1.2) 0.1 (13.3)  
After-tax Amount $ 2.1 $ 2.6 $ 33.6 $ 29.4