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Pension and Postretirement Plans (Asset Allocation) (Details 9) (Pension Plan [Member])
Sep. 30, 2013
Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan Assets 100.00% 100.00%
Equity Securities [Member] | U.S. [Member]
   
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan Assets 60.00% 64.00%
Equity Securities [Member] | International [Member]
   
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan Assets 28.00% 23.00%
Fixed Income [Member] | U.S. [Member]
   
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan Assets 12.00% 13.00%